To find the difference in the orders of magnitude, subtract the exponent -10 from the exponent -1. Most of the space in an atom is C) It is the outermost shell of electrons in an atom. flea. wrote. How about a carbon dioxide molecule? Which of the following is said to be quantized? The isotope lithium-7 has a mass of 7.0160 atomic mass units, and the isotope lithium-6 has a mass of 6.0151 atomic mass units. If the atom was the size of a Baseball stadium, the nucleus would be the size of a baseball! Which of the following might best explain the reason why electrons are restricted to certain energy levels in an atom? But heres where it starts to get tricky. D. When an electron wave is confined, it is reinforced only at particular frequencies. By analogy, the size of a marble of 1 cm can be compared to the These cookies track visitors across websites and collect information to provide customized ads. 50) Which of the following elements is an alkali metal? Which change happens when a substance melts? A beam of protons and a beam of neutrons of the same energy are both harmful to living tissue. And if the nucleus was expanded to the size of a marble, the outer edge of the atom would be nearly a football field away. 37) Why are the atomic masses listed in the periodic table not whole numbers? Why? These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. why granite is more suitable than marble for astatue? Which likely has more mass, the air that we inhale or the same volume of air we exhale? What is a place that honors a thing or a personSh_ine? C) They behave like restricted waves and are self-reinforcing. Is the head of a politician really made of 99.99999999% empty space? 1) Elements that are in the same ________ have a tendency to have very similar chemical properties, 2) An element is best described as a material, 3) An electron de-excites from the fourth quantum level to the third and then directly to the first. C) We are continually exchanging our atoms. 6) The following statement describes which subatomic particle best?It is electrically charged. C) The electrons on the atoms repel other electrons on other atoms when they get close. 28) What do the electron configurations for all the group 18 noble gases have in common? B) One electron can be boosted to many different energy levels. When converted to meters and expressed in scientific notation, you can easily compare the measurements. Should the periodic table be memorized? B) Yes, two otherwise separate lines would converge into a single more intense line. There are several ways of solving this problem that give somewhat different answers, any is OK. The ratio between volume of nucleus and the volume on bottom. Evidence for the existence of neutrons did not come until many years after the discoveries of the electron and the proton. (A shell is just a conceptual model; hence; it doesn t really exist with or without the electron,A shell is just a region of space which may or may not contain electrons,A shell is a form of energy that requires electrons in order to exist.). 119) What is the main difference between a conceptual model and a physical model? All Rights Reserved. 65) If a neutral element has the following chemical notation, how many electrons does it have? D. a material consisting of only one type of atom. See from here, buddy. atom. 63) The nucleus of an electrically neutral iron atom contains 26 protons. Electrons Electrons are located outside of the nucleus of an atom in the "electron cloud." They are smaller and have less mass than protons and neutrons. These masses are more than 2000 times the mass of the electron. By clicking Accept All, you consent to the use of ALL the cookies. B. There are many possible combinations of atoms. If the energy spacing between the levels were equal, would this affect the number of spectral lines? Because the size of an atom is about 100-500 nm, while the size A textbook like all material things is made up of atoms, which are considered to be 99.9 percent empty space. This cookie is set by GDPR Cookie Consent plugin. 95) Which of the following diagrams best represents the size of the atomic nucleus relative to the size of the atom? D. An atom emits electromagnetic radiation when an electron moves from a lower energy level to a higher energy level. If all the molecules of a body remained part of that body, would the body have any odor? Report the answers in the correct units. Which of the following best explains what is happening when an atom emits light? If a neutral element has the following chemical symbol, how many electrons does it have? How would you describe light generated by heating pure elements if it was observed through a prism or . But the nucleus is tiny, so fantastically tiny, that if the full atom was the size of your thumbnail, the nucleus would be no bigger than one cuticle cell in that thumbnail, says Jim Kakalios, a physics professor at University of Minnesota and author of the book, The Amazing Story of Quantum Mechanics.. center A cat strolls across your backyard. Answer (1 of 5): You have to understand that the nucleus infinitesimally SMALL !! So the size off baseball. Jenny Marder. 10) Which of the following best explains what is happening when an atom emits light? How do their combined energies compare to the energy of the single frequency that would be emitted by de-excitation from the fourth level directly to the first level? So we have answer equal to cheap watch and 69 times tended the power. How do we account for the great variety of substances in the world? C) Look at the street lamps through a spectroscope and match their spectral patterns to their respective atomic spectra. Which of the following is not a nonmetal? 130) According to the shell model, how many shells are required to describe the periodic table? D. If the atom is electrically neutral, the number of electrons corresponds to the atom's atomic number. Is the nucleus of an atom the size of a baseball? So this is new radius off Nicholas, which is equal to ready yourself. D) Two of the above are reasonable answers. B) a model that illustrates the tendency of an atom to undergo chemical bonding. Surrounding the nucleus is a cloud of electrons, which makes up most of the atoms volume. To make things a little weirder, the electron cloud isnt an actual cloud, in which electrons can be nailed down to a physical point in space. Thus, the correct answer is Option C. Note: C) Absorption of light shows particle behavior while bending of light shows wave behavior. This website uses cookies to improve your experience while you navigate through the website. A blue whale weighs about 100 metric tons, or 108 grams. Comparing the size of an atom to objects large enough to see without a microscope requires much greater orders of magnitude. Which of these does not describe a metal at room temperature? 71) If a neutral element has the following chemical symbol, how many electrons does it have?235, 72) Oxygen, O, (number 8), sulfur, S, (number 16), and selenium, Se, (number 34) have such similar chemical properties because. In which of these two scenarios does the electromagnetic radiation behave as a wave? If the average atomic mass of all the isotopes is 66.5 amu, what can be said about the relative abundance of the isotopes? 80) Which of the following elements are in the same group as silicon (Si)? So how might a gallium, Ga (atomic number 31), chip compare with a germanium chip? If the newcleus of an atom was the size of a tennis ball an electron would be how far away. 124) A practical application of the wave nature of electrons is the. You didn't specify which atom since there are many sizes of atoms, so I am going to take carbon atoms as default. Radius of the earth: 6400 km = 6.4x10^6 meters From atom to human: About 10 orders of magnitude. Most of the space in an atom is B. their outermost shells contain the same number of electrons. Metro baseball is equal to 7.3 centimeter. How do you know Tommy's little point? Assuming that all transitions between levels are possible, how many spectral lines will this atom exhibit? What does the following element description actually mean? were filled with nonbonded C atoms at the optimal distance apart, Assume the optimal van der Waals distance is 4A, (nucleus to nucleus) for C atoms interacting with other C atoms, and assume the prokaryotic cell is, a rod-shaped bacterium with a length of 2. Which of the following statements about electrons is true? Just as strings on a guitar have different frequencies and octaves, atoms with different protons and electrons have different wave patterns The electron can only have certain energies, and this explains a tremendous amount of things. 102) The color of a firework comes from the glowing of. Some older cars vibrate loudly when driving at particular speeds. 131) If an element has 9 protons and 10 neutrons and 9 electrons, which expression correctly identifies the element? A) elements that have some properties like metals and some like nonmetals. So for a bounty by will be cancelled from numerator on dinner matter. The electrons depth below the surface? A) physical; conceptual; physical; conceptual. Dirt is a mixture of elements and compounds. Acceleration of this kind causes the liquid sur- 103) A cat strolls across your backyard. In the nucleus of the atom, along with neutrons. 100) Which of the following might best explain the reason why electrons are restricted to certain energy levels in an atom? Does a shell have to contain electrons in order to exist? Want nine kilometer? She worked as a researcher and analyst in the biotech industry and a science editor for an educational publishing company prior to her career as a freelance writer and editor. positively charged. A) Their outermost occupied shells are filled to capacity, 29) You could swallow a capsule of germanium, Ge (atomic number 32), without significant ill effects. 86) Which element would have chemical properties the most similar to chlorine (Cl)? 24) What was Niels Bohr's explanation for the observation of atomic spectra? Problem 2 Medium Difficulty. ( the history of the element,the name of the element,the number of electrons in an atom of an element.). In other words, one billion atoms could line up across the diameter of the battery. This cookie is set by GDPR Cookie Consent plugin. C. very probable because of how incredibly small atoms are. How do combined hormone contraceptives, including oral contraceptives, and injectable contraceptives prevent pregnancy? Thermal transport simulations were performed to investigate the important factors affecting the thermal conductivity based on the structure of semi-crystalline polyetheretherketone (PEEK), and the addition of boron nitride (BN) sheets. Explain, What volume, in liters, of 4.0 M LiBr solution can be made using 100.0 g LiBr?, What is the molarity of a solution made by dissolving 2.25 mol KOH in enough water to make 8.0 L of solution?. How does the wave model of electrons orbiting the nucleus account for the fact that the electrons can have only discrete energy values? B. The Bohr model of the atom was the first to explain the discrete spectrum of hydrogen and how the spectral lines of the hydrogen atom were split into multiple spectral lines in a phenomenon called the fine structure. If an element has 10 protons and 11 neutrons and 10 electrons, which expression correctly identifies the element? Where did the atoms that make up a newborn baby originate? 74) If you remove two protons and two electrons from a sulfur atom (S), what new element is formed? 20) Which of the following could not be represented by a conceptual model? C. They are of the same age, which is appreciably older than the solar system. What do the electron configurations for all the group 18 noble gases have in common? 21) Would you use a physical model or a conceptual model to describe the following: the brain; the mind; the solar system; the beginning of the universe? If you dont know what that is, then you can really ignore it. 17) Helium(He) is a nonmetallic gas and the second element in the periodic table. Bear some simple maths here. 52) Which of the following elements will most likely be shiny and malleable? What is the heat capacity rate? E. An electron is dropping from a higher to a lower energy level with the difference in energy between the two being emitted as light. Two frequencies of light are emitted. No. In this case, volume off nucleus that is equal to four punchy by and radius of Nicolas is equal to duty is off this one to the poverty upon while you off their term it will be called to four upon three times by times Here, New radius is Ah and our So the power three Let this is named this equation. C. No, because there would be no molecules traveling to our nose. 78) The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50 percent. B) All components interact with each other. 59) What property of an electron makes it possible to use electron microscopes? So we have one in one nucleus upon William. Why then is it presented? 33) Why isn't dirt listed in the periodic table? approximately the optimal van der Waals distance apart. For example, at 65 mph the car may be most quiet, but at 60 mph the car rattles uncomfortably. 118) Which of the following does not describe a neutron? B) It orbits around the nucleus of an atom. a gas at room temperature. I mean if you take a blueberry the size of a football field, the nucleus would be aMARBLE !! 90) How is it possible to deduce the identity of an element from its electron configuration? How about a carbon dioxide molecule? B. Since atoms are mostly empty space, why don't objects pass through one another? Hi. But, he says, it turns out to be completely wrong. Electrons are defined not by their orbit, but by their wave patterns. White light bends into a glass prism and separates into a rainbow of colors. Does it make sense to say that a textbook is about 99.9 percent empty space? In what sense can you truthfully say that you are a part of every person around you? C) Electromagnetic radiation behaves both as a wave or as a particle depending on the. You could swallow a capsule of germanium, Ge (atomic number 32), without significant ill effects. 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Why then is it presented? The properties of the elements gradually change across any period of the periodic table. 4 How big would the nucleus be of the atom was the size of an Olympic swimming pool? The molecular-level structural analysis facilitated the prediction of the thermal conductivity of the optimal structure of PEEK reflecting the best parameter . The two bombings killed between 129,000 and 226,000 people, most of whom were civilians, and remain the only use of nuclear weapons in an armed . How does the size of the nucleus compare to the size of the atom? Major on DDE radius off nucleus off. The beam of neutrons, however, is less harmful. Hence, we can say that, if an atom were enlarged to the size of the earth, its nucleus would be only $ {10^2}m $ in diameter and could easily fit inside a small football stadium. What can you say about the temperature changes of the hot and cold fluids in a heat exchanger if both fluids have the same capacity rate? Therefore, the distances between nucleus and electron also increases. Which of the following does not describe a neutron? If the atom were to increase in size to the size of a basket ball the neutrons,protons ,and electrons would also grow in size. What is the approximate mass of a carbon atom in atomic mass units (amu)? Why or why not? In some instances electromagnetic radiation behaves like a wave. D. You would see a series of very sharp lines of emitted light. Would you use a physical model or a conceptual model to describe the following: the brain; the mind; the solar system; the beginning of the universe? 16) Which of the following elements is a halogen? It has been given that an atom is enlarged to the size of the earth of radius $ R = {10^7}m $ . 46) Strontium, Sr (number 38), is especially dangerous to humans because it tends to accumulate in calcium-dependent bone marrow tissues (calcium, Ca, number 20). Course Hero is not sponsored or endorsed by any college or university. What are 2 negative effects of using oil on the environment? If the energy spacing between the levels were equal, would this affect the number of spectral lines? White light bends into a glass prism and separates into a rainbow of colors. So the poverty is equal to you're this up baseball to the bower tree upon ready yourself nucleus to the body. D) A physical model represents shape and form while a conceptual model describes behavior. Elements that are in the same ________ have a tendency to have very similar chemical properties due to periodic trends. Study with other students and unlock Numerade solutions for free. 108) When we breathe we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. B) Energy comes in discrete packets of a certain minimum size. The grain of salt measures 1 x 10-3 m and the baseball measures 1 x 10-1 m. Subtracting -1 from -3 results in an order of magnitude of -2. Here we are, given the diameter of baseball die. The order of magnitude is -9, so the diameter of the atom is nine orders of magnitude smaller than the battery. Which has more atoms: a 1-gram sample of carbon-12 or a 1-gram sample of carbon-13? One angstrom equals 1/10,000,000 or 0.0000000001 m. The metric system makes it easy to convert between units because it is based on powers of 10. D) No, because there would be no molecules traveling to our nose. 49) What does the following element description actually mean?238, D) a uranium atom with 92 protons and 146 neutrons. Which of the following is not the name of a chemical family? Which of the following statements describes an isotope? 39) Which element has the atomic number 12? 125) Since atoms are mostly empty space, why don t objects pass through one another? How big would the nucleus be if an atom was the size of the earth. E) a hydrogen with one neutron and one proton. around 1.2 miles away. Metro baseball is equal to 7.3 centimeter. If an atom were the size of a baseball stadium, the nucleus would be the size of a fly in the center field, and the electrons would be like two tiny gnats buzzing around the stadium. 5 Is the nucleus the largest part of an atom? The atomic mass of bromine is reported in the periodic table as 79.904 amu. All components interact with each other. The Although it is very small, the nucleus is massive compared to the rest of the atom. How many electrons does this iron atom have? The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50 percent. If the atom were the size of a baseball stadium, the nucleus would be smaller than the baseball. Boron has primarily two isotopes, one with an atomic mass of 11 amu and another with an atomic mass of 10 amu. 76) If two protons and two neutrons are removed from the nucleus of an oxygen atom, a nucleus of which element remains? 13) What is the main tenet of Plank's quantum hypothesis? 116) Which of the following statements about electrons is true? E. They behave like restricted waves and are self-reinforcing. If you could witness one event past, present, or future, what would it be? Choose a specific health care profession (e.g., dental hygienist, physical therapist) and create a situation where this individual might be subject to legal action for each of the following torts: malpractice, negligence, assault, battery, invasion of privacy, false imprisonment, abuse, and defamation. The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50%. How might the spectrum of an atom appear if its electrons were not restricted to particular energy levels? 64) Which of the following physical properties would you expect for krypton (Kr)? Copyright 2023 WisdomAnswer | All rights reserved. D) The vibrating car is analogous to one of the energy levels of the electron, which is the point at which the electron experiences resonance. electron, atom, molecule, and cell. The size of the hydrogen atom is about 23,000 times greater than the size of its nucleus. She upon ladies! 44) Boron has primarily two isotopes, one with an atomic mass of 11 amu and another with an atomic mass of 10 amu. Subscribe to Here's the Deal, our politics newsletter. If 80.0 percent of the atoms have an atomic mass of 80.00 atomic mass units and the other 20.0 percent have an atomic mass of 82.00 atomic mass units, what is the atomic mass of the element? C. No. C. The electrons on the atoms repel other electrons on other atoms when they get close. B) It orbits around the nucleus of an atom. B) Neutrons carry no electric charge and thus have a greater likelihood of passing through the. The repeating trends that take place when examining the elements are called ________. Choose the most likely set of mass numbers for these two bromine isotopes. The cookies is used to store the user consent for the cookies in the category "Necessary". Smaller units, such as centimeters and millimeters, typically used to measure small objects that can fit within your hand, are still much larger than a nanometer. These transitions would produce three spectral lines in a spectroscope. How is it possible to deduce the identity of an element from its electron configuration? Most of the space in an atom is taken up by the electron cloud which surrounds the nucleus. B) Electrons could only move in discrete energy steps within an atom. 57) Which of these properties describes a metal? tion. The electrons 113) Does it make sense to say that a textbook is about 99.9 percent empty space? Which is heavier: a water molecule, H2O, or a carbon dioxide molecule, CO2? Given the information that 92.58 percent of all lithium atoms found in nature are lithium-7 and 7.42 percent are lithium-6, calculate the atomic mass of lithium, Li (atomic number 3). 75) Which of the following elements is a gas at room temperature? One fact is if an atom were the size of a football field the How do their combined energies compare to the energy of the single frequency that would be emitted by de-excitation from the fourth level directly to the first level? Suppose you compare an atom that has a diameter of 0.1 nm with a size AAA battery that has a diameter of 1 cm. This textbook answer is only visible when subscribed! What is the average 40 yard dash time for a 11 year old boy? Which of the following could be represented by a physical model? The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. But opting out of some of these cookies may affect your browsing experience. 112) How would you describe light generated by heating pure elements if it was observed through a prism or spectroscope? 128) A beam of protons and a beam of neutrons of the same energy are both harmful to living tissue. A) physical model: gold coin, car engine, virus; conceptual model: air pollution, spread of sexually transmitted disease; dollar bill, which could represent wealth, may well be described. The theory of quantum mechanics, a set of mathematical rules that describe the behaviour of matter and its interactions, provides a good model for the description of atomic structure and properties. passes first through polarizing f, The turd IS launched ata speed of 51 ms at an angle 0f 60 degrees above the , 10.0 cmF =?2710.0 N40.0 cmThe blue bar shown above connected, A given thick spherical shell has a volume charge distribution of p = A/r, w, One of the moons of Jupiter; named Io_ has an orbital radius of 4.22 X 108 m, For lead 82Pb208 (atomic mass 207.976630u) obtain (a) the mass defect in ato. 51) Germanium, Ge (number 32), computer chips operate faster than silicon, Si (number 14), computer chips. What happens to the properties of elements across any period of the periodic table? Protons and neutrons are located in an atom's nucleus and electrons are outside of the electron cloud. 47) Does a shell have to contain electrons in order to exist? Multiply radius after tone through the color. Which behavior more accurately describes the true nature of electromagnetic radiation? Which chemical family is composed almost entirely of man-made elements? You can determine the order of magnitude using scientific notation to express these measurements and quantify the differences. Yes. 93) What is the relationship between the light emitted by an atom and the energies of the electrons in the atom? It is cheap. How do you I stop my TV from turning off at a time dish? Two dimes. 98) If an element has 15 protons and 16 neutrons and 15 electrons, what is the mass number of the element? Which color of light comes from a greater energy transition: red or blue? It is primarily concerned with the arrangement of electrons around the nucleus and the processes by which these arrangements change. D. One electron can be boosted to many different energy levels. Get 24/7 study help with the Numerade app for iOS and Android! Orders of magnitude allow you to compare the approximate value of an extremely small object, such as the mass or diameter of an atom, to a much larger object. If two protons and two neutrons are removed from the nucleus of an oxygen atom, a nucleus of which element remains? How might health-care professionals provide the basic requirements of life to an unconscious patient? If the atom was the size of a Baseball stadium, the nucleus Choose the most likely set of mass numbers for these two bromine isotopes. Using aluminum as a specific example, an aluminum atom has a diameter of about 0.18 nm compared with a dime that has a diameter of about 18 mm. 2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. 109) If a baseball were scaled up to the size of planet Earth, each of its atoms would be about the size of. 87) Which of the following best describes a conceptual model of an atom? 1 Is the nucleus of an atom the size of a baseball? nucleus would be the size of a marble and nucleus is always So now this is new radius off you call this off, hydrogen atom. A) element with the same number of protons but a different number of neutrons. Show that the liquid surface slopes at an angle $\theta$ with the hor- D. Two of the above are reasonable answers. Mentzer graduated from Rutgers University with degrees in Anthropology and Biological Sciences. Baseball, which is a girl toe three pie and 65 times 10 to the power minus two meter. So we have volume off nucleus upon William. You can specify conditions of storing and accessing cookies in your browser. D. a model that illustrates the tendency of an atom to undergo radioactive decay and the products it produces. The Bohr model of the atom had a significant influence on the development of quantum mechanics, and was instrumental in the development and validation of quantum mechanics. How many electrons does this iron atom have? B. What are 4 main causes of voter apathy What are 4 solutions? How can a hydrogen atom, which has only one electron, have so many spectral lines? What does a heat capacity of infinity for a fluid in a heat exchanger mean. In other instances electromagnetic radiation behaves more like a particle. Chem quiz 3: If an atom were the size of a football field, the nucleus would be about the size of a baseball at the center of the field, and the electrons would be the size of _____ around the outside of the field. E) none of the above(no to The electrons smoothly move from one orbit to the next,It is a physical mode,The energy difference between the orbits is continuous,The electrons actually orbit around the nucleus.). The nuclear envelope separates the fluid inside the nucleus, called the nucleoplasm, from the rest of the cell. 58) Would you use a physical model or a conceptual model to describe the following: a gold coin, dollar bill, car engine, air pollution, virus, spread of sexually transmitted disease? Germanium, Ge (atomic number 32), computer chips operate faster than silicon, Si (atomic number 14), computer chips. First you will can sell for a bunch of e Bye from humility in the denominator. What was Niels Bohr's explanation for the observation of atomic spectra? If a baseball were scaled up to the size of planet Earth, each of its atoms would be about the size of. When we breathe, we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. A) The shell model is simpler and easy to understand. Size of an atom: Order of magnitude, about 0.1 nanometers, or 1x10^-10 meters A human is, order of magnitude wise, 1 meter in size. When comparing atoms to larger objects -- with a large disparity in size -- orders of magnitude show how to quantify the size differences. We are continually exchanging our atoms. The vibrating car is analogous to one of the energy levels of the electron, which is the point at which the electron experiences resonance. 9) Evidence for the existence of neutrons did not come until many years after the discoveries of the electron and the proton. Analytical cookies are used to understand how visitors interact with the website. How might you distinguish a sodium-vapor street lamp from a mercury-vapor street lamp? C. The periodic table lists only elements made of one kind of material. For example, the diameter of a grain of salt measures 1 mm and a baseball measures 10 cm. Subscribe to Heres the Deal, our politics newsletter for analysis you wont find anywhereelse. Referring to Problem $1,$ suppose the nucleus of the hydrogen atom were enlarge, The electron in a hydrogen atom is typically found at a distance of about 5.31, Suppose a hydrogen atom was somehow enlarged so that the nucleus is the size of, The diameter of the hydrogen nucleus is $2.5 \times 10^{-15} \mathrm{m},$ and t, Concerning the size of an atom. Such a revolving electron will lose its energy continuously and it falls into the nucleus after a certain instant of time. Carbon dioxide would then have a mass of 44 amu. Please check your inbox to confirm. So we have radius our baseball equal to seven pointy centimeter upon to which is equal to 3.6 centimeter are we can ride. Which contributes more to an atom's size? If a fluorine atom were to attract an extra electron from lithium, the lithium atom would become ______________ charged.Answer: positively, Largest to smallest:- molecule, atom, proton, electron. Rather, its an area of probability, in which the size of the atom is defined by the probability that an electron will be found at a certain distance from its nucleus. Ah, baseball. We also use third-party cookies that help us analyze and understand how you use this website. 7) If all the molecules of a body remained part of that body, would the body have any odor? For perspective, compare the masses of two objects that can be observed without a microscope and are also separated by several orders of magnitude, such as the mass of a blue whale and a honeybee. 91) If a neutral element has 8 neutrons and 7 electrons, which expression correctly identifies the element? Assuming that all transitions between levels are possible, how many spectral lines will this atom exhibit? A. Therefore, the atom gets collapsed. Consider these atoms: nickel, Ni; calcium, Ca; and silicon, Si. 129,000-226,000. If an atom were the size of a baseball, its nucleus would be about the size of a. einsteindude. Embrace security in tow. Explain what is going on from a molecular point of view. 70) Which element has the atomic number 9? Try it in the Numerade app? You also have the option to opt-out of these cookies. atom. Converting both units to meters and using scientific notation, express the measurements as 10-10 m and 10-1 m, respectively. flea. 12) Which of the following statements does not describe a proton? Jenny Marder 82) The isotope lithium-7 has a mass of 7.0160 atomic mass units, and the isotope lithium-6 has a mass of 6.0151 atomic mass units. If an atom has 43 electrons, 56 neutrons, and 43 protons, what is its approximate atomic mass? Our goal is to make science relevant and fun for everyone. Volume off nucleus on DDE volume our datum, as we hear consider nucleus and Adam is so fears. How long does it take for the actual transition to take place? Light is emitted as an electron transitions from a higher energy state to a lower energy state. electrons distance would depend on the identity of the atom. Um do the color two. If 80.0 percent of the atoms have an atomic mass of 80.00 atomic mass units and the other 20.0 percent have an atomic mass of 82.00 atomic mass units, what is the atomic mass of the element? The average diameter of an atom is 0.1 to 0.5 nanometers. Their outermost occupied shells are filled to capacity. So we have radius up. A honeybee weighs about 100 mg, or 10-1 g. The whale is nine orders of magnitude more massive than the honeybee. Referring to Problem $1,$ suppose the nucleus of the hydrogen atom were enlarged to the size of a baseball (diameter $=7.3 \mathrm{cm} ) .$ At what typical distance from the center of the baseball would you expect to find the electron? of whats called hexagonal close packing to pack as many spherical atoms as possible into the cell. A. C, B, A. If an atom were the size of a baseball, its nucleus would be about the size of a (n) flea. 126) About how many elements do you have access to as a consumer of market goods? 105) In some instances electromagnetic radiation behaves like a wave. Is the nucleus the largest part of an atom? 73) How might the spectrum of an atom appear if its electrons were not restricted to particular energy levels? The atomic mass of bromine is reported in the periodic table as 79.904 atomic mass units. That is Why isn't dirt listed in the periodic table? B) The atomic masses are average atomic masses. An atom absorbs or emits only particular frequencies of light. 66) Which of the following is a metalloid? Rather than being placed adjacent to hydrogen, H, however, helium is placed on the far right of the table because. 81) Considering how small atoms are, what are the chances that at least one of the atoms exhaled in your first breath will be in your last breath? taken up by the electron cloud which surrounds the nucleus. From this we can state that the Atom is 99.9999 % empty space. 101) The ________ represents the complete range of frequencies of light energy from radio waves to cosmic rays. why atoms are actually mostly empty space. A) helium is most similar to other group 18 elements. The exponent makes large numbers with a lengthy series of zeros or small numbers with many decimal places much more manageable. Dirt is a mixture of elements and compounds. The cookie is used to store the user consent for the cookies in the category "Other. 10 to the power minus 11. So here for upon tree by you will be cancelled from numerous in Demeter. 23) How is the term photon related to the term quantum? 10 - 15 m x big picture ( students do n't have to state ) : nuclei are very small , very much smaller than the total size of the Which element would have chemical properties the most similar to chlorine (Cl)? a. the area of a rectangle with sides measuring $3 \times 10^{1} \mathrm{cm} \text { and } 3 \times 10^{-2} \mathrm{cm}$ b. the area of a rectangle with sides measuring $1 \times 10^{3} \mathrm{cm} \text { and } 5 \times 10^{-1} \mathrm{cm}$ c. the density of a substance having a mass of $9 \times 10^{5} g$ and a volume of $3 \times 10^{-1} \mathrm{cm}^{3}$ d. the density of a substance having a mass of $4 \times 10^{-3} \mathrm{g}$ and a volume of $2 \times 10^{-2} \mathrm{cm}^{3}$. Electrons are outside of the nucleus but bound to it by electromagnetic force; protons and neutrons are packed tightly inside, held together by a force thats roughly 100 times stronger than electricity the strong force, its called. Transpires are both ingredients are equal. About how many elements do you have access to as a consumer of market goods. Each power of 10 is equal to one order of magnitude. This cookie is set by GDPR Cookie Consent plugin. If you remove two protons and two electrons from a sulfur atom (S), what new element is formed? What is the best estimate of the capacity of a juice box? B) The neutron lacks an electrical charge. 96) If an element has 10 protons and 11 neutrons and 10 electrons, which expression correctly identifies the element? Which of the following could NOT be represented by a conceptual model? 135) The oldest known elements in the periodic table are the ones with, 136) The most massive subatomic particle is the, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown, Find $y^{\prime}$ and $y^{\prime \prime}.$ $y=e^{\alpha x} \sin \beta x$. Which behavior more accurately describes the true nature of electromagnetic radiation? The Rutherford-Bohr model is a planetary model in which the electron is assumed to revolve around the nucleus in circular orbits. nucleus. Yes, off. If an atom were the size of a baseball, its nucleus would be about the size of a(n). 18) Some older cars vibrate loudly when driving at particular speeds. Consider these atoms: (a) copper, Cu; (b) neon, Ne; (c) hydrogen, H. The isotope 14-nitrogen has a mass of 14.003 amu , and the isotope nitrogen-15 has a mass of 15.000 amu . A textbook like all material things is made up of atoms, which are considered to be 99.9 percent empty space. How are public schools especially helpful for recent immigrants. B) No. B. Given the information that 92.58 percent of all lithium atoms found in nature are lithium-7 and 7.42 percent are lithium-6, calculate the atomic mass of lithium, Li (atomic number 3). smaller than the atom in which it resides. It explains why each atom has a unique fingerprint.. This site is using cookies under cookie policy . How is a balanced chemical equation similar to a recipe? There would be a small little spot that would be the nucleus, and there would be a vast region with a buzzing of electrons, Kakalios says. What would an atom look like if it was a marble? An element has two different isotopes: one that weighs 65 amu and another that weighs 67 amu. if an atom were the size of a baseballcindy jessup now Non ci sono articoli nel carrello. The ________ represents the complete range of frequencies of light energy from radio waves to cosmic rays. Appendix $E$ describes a useful study aid known as concept mapping. From human to earth: About 6 orders of magnitude. The periodic table is a reference to be used, not memorized. B. 11) An element found in another galaxy exists as two isotopes. Which contributes more to an atom's mass: electrons or protons? ascending order from smallest to largest, they would be the After measuring two objects of vastly different sizes with the same unit, express the measurements in scientific notation to make it easier to compare them by determining the order of magnitude between the two numbers. The atomic mass of bromine is reported in the periodic table as 79.904 amu. Does breathing cause you to lose or gain weight? Which contributes more to an atom s size? 106) How might you distinguish a sodium-vapor street lamp from a mercury-vapor street lamp? raisin. So this is also the sense off Elarton from the center of baseball at which we expect to find electron, What is the gravitational field strength at the location of a satellite that, 27. would the nucleus be? The nucleus of an electrically neutral iron atom contains 26 protons. So this is a radius after, I don't know when size up the nucleus is in lust. D. The dog is smelling molecules from the cat. B) You would see a series of very sharp lines of emitted light. of the nucleus is about 0.001 nm. What is located outside the nucleus in the electron cloud? And if you start to ask, where is the electron, really? thats when you start getting into the late-night philosophical questions. These cookies ensure basic functionalities and security features of the website, anonymously. one way to solve : size of atom = size of baseball size of atom for the course is 1a = 10 - 10 m size of nucleus x 10 - 10 m = 10 - 1 m ; then x = 10 - 6 m ( = 1 um or 1 micron ) , about the size of a bacterial cell ! C. Absorption of light shows particle behavior while bending of light shows wave behavior. one way to solve : size of atom = size of baseball size of atom for the course is 1a = 10 - 10 m size of nucleus x 10 - 10 m = 10 - 1 m ; then x = 10 - 6 m ( = 1 um or 1 micron ) , about the size of a bacterial cell ! A. If an atom were the size of this pond, the nucleus would be the size of a pencil eraser1/5-inch diameter (about 5 millimeters)floating in the middle of the pond. 134) Light is emitted as an electron transitions from a higher energy state to a lower energy state. A. equal to the energy of the single frequency. An hour later, a dog with its nose to the ground follows the trail of the cat. The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom, discovered in 1911 by Ernest Rutherford based on the 1909 GeigerMarsden gold foil experiment. If a proton were added to each germanium nucleus, however, you would not want to swallow the capsule because the germanium would, 30) What does the following element description actually mean?18, C) an oxygen atom with 6 protons and 12 neutrons, E) Only two of the above. B. look at the street lamps through a spectroscope and match their spectral patterns to their respective atomic spectra. What is the main difference between a conceptual model and a physical model? questions to science@newshour.org with Science Question in the subject line. taken up by the electron cloud which surrounds the nucleus. Which of the following elements is an alkali metal? The cookie is used to store the user consent for the cookies in the category "Analytics". An hour later, a dog with its nose to the ground follows the trail of the cat. How is this analogous to the quantized energy levels of an electron in an atom? 92) If an atom has 43 electrons, 56 neutrons, and 43 protons, what is its approximate atomic mass? 61) When a rainbow of colors of light are combined into a single ray it forms, 62) If an atom were the size of a baseball, its nucleus would be about the size of a(n). A. Protons contribute more to an atom's mass while electrons contribute more to its size. Suppose that a certain atom possesses only four distinct energy levels. Some of the more common units for measuring length or distance include: Express powers of 10 using scientific notation, where a number, such as a, is multiplied by 10 raised by an exponent, n. Scientific notation uses the exponential powers of 10, where the exponent is an integer that represents the number of zeros or decimal places in a value, such as: a x 10n. If the atom were the size of a baseball stadium, the nucleus would be smaller than the baseball. A) The isotope with the mass of 67 is more abundant than the isotope with the mass of 65. So how might a gallium, Ga (number 31), chip compare with a germanium chip? It's Julian one. A) It has a positive charge equivalent but opposite of an electron's. A. physical; conceptual; physical; conceptual. Which of the following elements is a halogen? atomic radius of an Iron atom is about 30,000 times the size of the Considering how small atoms are, what are the chances that at least one of the atoms exhaled in your first breath will be in your last breath? The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50%. Typically the nucleus contains more than 99.9% of the mass of the atom. One meter contains 1,000,000,000 nanometers. 45) Which of the following images could describe an element at the atomic level? For the hydrogen atom, if the nucleus were the size of the sun, the actual atom size (Bohr Radius) would extend about 6 times farther than the distance to Pluto. a ping-pong ball. Electrons could only move in discrete energy steps within an atom. 5) Which are older, the atoms in the body of an elderly person or those in the body of a baby? Give a possible explanation. Go to Answer : Posts: 5058 Rep: 29 1 6 years ago . These transitions would produce three spectral lines in a spectroscope. C) The properties of the elements gradually change across any period of the periodic table. An element found in another galaxy exists as two isotopes. From this we can state that the Atom is 99.9999 % empty space. 36) Where did the atoms that make up a newborn baby originate? 127) The following statement describes which subatomic particle best? Then it goes into a different realm.. Whether you need help solving quadratic equations, inspiration for the upcoming science fair or the latest update on a major storm, Sciencing is here to help. So we have radius our baseball equal to seven pointy centimeter upon to which is equal to 3.6 centimeter are we can ride. E. We see with light energy and the wavelength is larger than the object and so it is not reflected. 84) If a neutral element has the following chemical symbol, how many electrons does it have?18. with nonbonded C atoms at the optimal distance apart, about, Assume the optimal van der Waals distance is 4A (nucleus to nucleus) for C atoms interacting with, The eukaryotic cell could be a spherical oocyte, but to make the math easier, consider the cell as a cube with a length. If an atom were the size of a baseball its nucleus would be about the size of a (n) Answer No one rated this answer yet why not be the first? Enter your email for an invite. A grain of sand Why or why not? If the abundance of the boron atom with a mass of 11 amu is 18.9 percent and the abundance of the other isotope is 81.1 percent, what would be the average mass of the boron atom? Electrons, they fly around the atom, if the nucleus is a golf 22) The following statement describes which subatomic particle best?It has a relatively large mass. Maja. A) The greater the frequency of a photon of light, the greater the energy packed into that. A quick primer on the atom: Atoms are composed of protons, neutrons and electrons. B. an oxygen atom with 6 protons and 12 neutrons, C. a uranium atom with 92 protons and 146 neutrons, E. a hydrogen with one neutron and one proton. Atomic physics is the field of physics that studies atoms as an isolated system of electrons and an atomic nucleus. are found around the nucleus. How would you describe light generated by heating pure elements if it was observed through a prism or spectroscope? Computer chips manufactured from gallium, operate faster than chips manufactured from germanium. Which of these properties describes a metal? 77) Which of the following statements describes an isotope? The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". Which likely has more mass: the air we inhale or the same volume of air we exhale? Can banks make loans out of their required reserves? 56) Which of the following is not the name of a chemical family? heisenberg148369 table tennis ball Find Physics textbook solutions? 34) Which contributes more to an atom's mass: electrons or protons? If the average atomic mass of all the isotopes is 66.5 amu, what can be said about the relative abundance of the isotopes? 55) Which of the following elements is a transition metal? In Email your Just Ask! When we breathe we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. D. The atomic masses are average atomic masses. Protons are positively charged, electrons are negatively charged, and neutrons have no charge. B) If the atom is electrically neutral, the number of electrons corresponds to the atom s atomic. Learn more about Friends of the NewsHour. 19) How does the wave model of electrons orbiting the nucleus account for the fact that the electrons can have only discrete energy values? 3 How does the size of the nucleus compared to the size of the atom? One billion honeybees have about the same mass as one blue whale. The nucleus is 5 orders of magnitude smaller then the atom. It has a positive charge equivalent but opposite of an electron's. raisin. To carry this further, there are 1,000,000 nanometers in a millimeter and 10,000,000 nanometers in a centimeter. The size range of atoms is 1 to 5 angstroms. Expert Answer 100% (17 ratings) Transcribed image text: The electron in a hydrogen atom is typically found at a distance of about 5.3 times 10^-11 m from the nucleus, which has a diameter of about 1.0 times 10^-15 m. Suppose the nucleus of the hydrogen atom were enlarged to the size of a baseball (diameter = 7.3 cm). B. Protons are positively charged, electrons are negatively charged, and neutrons have no charge. Please subscribe to view the answer. Suppose you compare an atom that has a diameter of 0.1 nm with a size AAA battery that has a diameter of 1 cm. A) Blue is a higher frequency and therefore corresponds to a higher energy level transition. She was formerly digital managing editor for the PBS NewsHour. 15) The following statement describes which subatomic particle best?It is a nucleon. 43) How can a hydrogen atom, which has only one electron, have so many spectral lines? 88) In what sense can you truthfully say that you are a part of every person around you? If an atom were the size of a baseball stadium its nucleus would be about the size of what? B) The air we exhale has more mass; Breathing causes you to lose weight. A cell is bigger than an atom, electron, or molecule. 97) An atom absorbs or emits only particular frequencies of light. Gaining an electron that has a negative charge would negatively A) Very probable because atoms are incredibly small. Which of the following statements does not describe a proton? The nucleus contains nearly all of the cells DNA, surrounded by a network of fibrous intermediate filaments and enveloped in a double membrane called the nuclear envelope. D. They have shorter wavelengths than visible light. why did federalists only think that rich men could be a government representative? So taking that into account, if a nucleus would be the size of a human, then probably :- It would be 13 yds in diameter . Jenny Marder is a senior science writer for NASA and a freelance journalist. If you remove two protons and two neutrons from a gold atom (Au), what new element is formed (if any)? Using the following generic atom description, choose the correct method for determining the number of neutrons. Which are older, the atoms in the body of an elderly person or those in the body of a baby? 114) The repeating trends that take place when examining the elements are called. Off it on physical toe for a bungee bye. For example, at 65 mph the car may be most quiet, but at 60 mph the car rattles uncomfortably. (a) Consider the horizontal acceleration of a mass of liquid in Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown, Calculate the areas and densities. How big would the nucleus be of the atom was the size of an Olympic swimming pool? For heavier atoms, they would extend to about 36 times farther than Pluto. Oxygen, O, (number 8), sulfur, S, (number 16), and selenium, Se, (number 34) have such similar chemical properties because. The thickness of a sheet of paper is about 100,000 nanometers or 105 nm. Which of the following is a property of light? These cookies will be stored in your browser only with your consent. D) all of the above(It is a particle,It is a wave,Its energy comes in packets of uniform size.). Alissa enjoys writing about life science and medical topics, as well as science activities for children. What do the components of a conceptual model have in common? Surrounding the nucleus is a cloud of electrons, which makes up most of the atoms volume. A. 99) Which of the following statements is true about Bohr s planetary model of the atom? If the nucleus of an atom was the size of a tennis ball, an electrons distance would depend on the identity of the atom. Why are the atomic masses listed in the periodic table not whole numbers? The center would be hard and very dense, says Stephen Ekker, professor of biochemistry and molecular biology at the Mayo Clinic. D) the sum of the protons and the neutrons. 121) Using the following generic atom description, choose the correct method for determining the number of neutrons. What is the name of this element? As the elevator moves downward at a constant velocity, what is the direc, Question 40/1 pt 012 2 99 0 DetailsTarzan swings on a 65.7 m long vi, PainterA man of mass Mm 95 kg decides to paint his house To do this;he b, Unpolarized light with intensity 380 W /m? Atone Equal toe five points. Rather, it's an area of probability, in which the size of the atom is defined by the probability that an electron will be found at a certain distance from its nucleus. If a neutral element has 8 neutrons and 7 electrons, which expression correctly identifies the element? 83) Which color of light comes from the higher energy transition, red or blue? The periodic table is a reference to be used, not memorized. Here we are, given the diameter of baseball die. A. Electromagnetic radiation behaves both as a wave or as a particle depending on the circumstance. A.P. C) their outermost shells contain the same number of electrons. How long does it take for the actual transition to take place? So we have read yourself nucleus. A. CO2. Yale University: The Size of Matte: Why Properties Change in the Nanoscale, National Nanotechnology Initiative: Size of the Nanoscale, Micrometer = 1/1,000,000 m = 0.000001 m = 10-6 m, Nanometer = 1/1,000,000,000 m = 0.000000001 m = 10-9 m, Angstrom = 1/10,000,000,000 m = 0.00000000001 m = 10-10 m. The props aren't necessary, but they help visualization. nucleus. 10 - 15 m x big picture ( students do n't have to state ) : nuclei are very small , very much smaller than the total size of the Which contributes more to an atom's mass: electrons or protons? Why? In atomic physics, the Rutherford-Bohr model or Bohr model or Bohr model of the atom was first proposed by Niels Bohr in 1913. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. 68) How do we account for the great variety of substances in the world? Which of the following statements is false? If an element has 15 protons and 16 neutrons and 15 electrons, what is the atomic mass of the element? Consider the various frequencies of the three photons emitted from the following three individual electron transitions in the figure below: n=3 to n=2; n=2 to n=1; n=3 to n=1. 79) If a neutral element has the following chemical notation, how many electrons does it have? C. A carbon atom has a mass of about 12 amu. 4) If you remove two protons and two neutrons from a gold atom (Au), what new element is formed? Using common objects that people are familiar with is better than using abstract landmarks that are difficult to imagine. 8) Which of the following describes a nonmetal? A. Five times 10 to the power minus 15. , chimp attack caught on camera, list of prime ministers of somalia, michael hausman producer, hilton hotel swimming pool opening times, mary elizabeth mcdonough, griffin v gipson case brief, wayne, nj noise ordinance, what animal is janet in 'force of nature, azure conference 2023, chris from sesame street weight gain, potters house croydon split, jay wickizer construction, evita on the balcony pose, 1986 penn state roster,

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