This cookie is set by GDPR Cookie Consent plugin. Light is emitted as an electron transitions from a higher energy state to a lower energy state. We also use third-party cookies that help us analyze and understand how you use this website. 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? 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 ! Surrounding the nucleus is a cloud of electrons, which makes up most of the atoms volume. Which of the following is said to be quantized? 27) Which of the following is not a nonmetal? A) Very probable because atoms are incredibly small. Protons and neutrons are located in an atom's nucleus and electrons are outside of the electron cloud. Why? It has been given that an atom is enlarged to the size of the earth of radius $ R = {10^7}m $ . B. their outermost shells contain the same number of electrons. 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. Rank the three subatomic particles in order of increasing mass: (a) neutron, (b) proton, (c) electron. D. The isotope with the mass of 67 is more abundant than the isotope with the mass of 65. Two frequencies of light are emitted. A. taken up by the electron cloud which surrounds the nucleus. Which contributes more to an atom's size? 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. If the energy spacing between the levels were equal, would this affect the number of spectral lines? What is the main tenet of Plank's quantum hypothesis? Appendix $E$ describes a useful study aid known as concept mapping. So this is new radius off Nicholas, which is equal to ready yourself. So we have read yourself nucleus. B. An element found in another galaxy exists as two isotopes. So how might a gallium, Ga (number 31), chip compare with a germanium chip? Suppose that a certain atom possesses only four distinct energy levels. The ratio between volume of nucleus and the volume on bottom. How is it possible to deduce the identity of an element from its electron configuration? How long does it take for the actual transition to take place? In other instances electromagnetic radiation behaves more like a particle. 109) If a baseball were scaled up to the size of planet Earth, each of its atoms would be about the size of. Converting both units to meters and using scientific notation, express the measurements as 10-10 m and 10-1 m, respectively. Does breathing cause you to lose or gain weight? The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50%. 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 $y^{\prime \prime}.$ $y=e^{\alpha x} \sin \beta x$. But heres where it starts to get tricky. 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). C. A carbon atom has a mass of about 12 amu. Report the answers in the correct units. 128) A beam of protons and a beam of neutrons of the same energy are both harmful to living tissue. So we have radius our baseball equal to seven pointy centimeter upon to which is equal to 3.6 centimeter are we can ride. Therefore, the distances between nucleus and electron also increases. See all Class 12 Class 11 Class 10 Class 9 Class 8 Class 7 Class 6 500 Selected Problems In Physics for JEE Main & Advanced The vibrating car is analogous to one of the energy levels of the electron, which is the point at which the electron experiences resonance. Copyright 2023 WisdomAnswer | All rights reserved. Which of the following is not the name of a chemical family? You can determine the order of magnitude using scientific notation to express these measurements and quantify the differences. B) Neutrons carry no electric charge and thus have a greater likelihood of passing through the. 57) Which of these properties describes a metal? 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? D. a material consisting of only one type of atom. There are many possible combinations of atoms. In 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. A) The greater the frequency of a photon of light, the greater the energy packed into that. The molecular-level structural analysis facilitated the prediction of the thermal conductivity of the optimal structure of PEEK reflecting the best parameter . 11) An element found in another galaxy exists as two isotopes. 17) Helium(He) is a nonmetallic gas and the second element in the periodic table. How does the wave model of electrons orbiting the nucleus account for the fact that the electrons can have only discrete energy values? 91) If a neutral element has 8 neutrons and 7 electrons, which expression correctly identifies the element? These transitions would produce three spectral lines in a spectroscope. In the nucleus of the atom, along with neutrons. How many electrons are there in the third shell of sodium, Na (atomic number 11)? There are several ways of solving this problem that give somewhat different answers, any is OK. Yeah, good young one. nucleus. Which of the following elements is a gas at room temperature? Atomic physics is the field of physics that studies atoms as an isolated system of electrons and an atomic nucleus. C. No. The mass number of an element is ________. 98) If an element has 15 protons and 16 neutrons and 15 electrons, what is the mass number of the element? How is this analogous to the quantized energy levels of an electron in an atom? 33) Why isn't dirt listed in the periodic table? If the atom was the size of a Baseball stadium, the nucleus would be the size of a Baseball! 2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Therefore, the atom gets collapsed. 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 $2 \times 10^{-2} \mathrm{cm}^{3}$. A) Protons contribute more to an atom's mass while electrons contribute more to its size. B. The diameter of the dime is eight orders of magnitude greater than the aluminum atom. B. Here we are, given the diameter of baseball die. Five times 10 to the power minus 15. Most of the space in an atom is 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? C. No, because there would be no molecules traveling to our nose. 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. How can a hydrogen atom, which has only one electron, have so many spectral lines? Choose the most likely set of mass numbers for these two bromine isotopes. But, he says, it turns out to be completely wrong. Electrons are defined not by their orbit, but by their wave patterns. 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). Baseball, which is a girl toe three pie and 65 times 10 to the power minus two meter. Explain what is going on from a molecular point of view. It orbits around the nucleus of an atom. 53) Which chemical family is composed almost entirely of man-made elements? 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. Which of the following could be represented by a physical model? The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50%. 28) What do the electron configurations for all the group 18 noble gases have in common? C. The shell model is simpler and easy to understand. 108) When we breathe we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. The atomic mass of bromine is reported in the periodic table as 79.904 atomic mass units. Answer (1 of 5): You have to understand that the nucleus infinitesimally SMALL !! If the energy spacing between the levels were equal, would this affect the number of spectral lines? If an element has 10 protons and 11 neutrons and 10 electrons, which expression correctly identifies the element? 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. 107) The shell model presented in this book is not very accurate. Which of the following elements are in the same period as magnesium (Mg)? D) Two of the above are reasonable answers. D) Yes. So the size off baseball. Surrounding the nucleus is a cloud of electrons, which makes up most of the atoms volume. C. Neutrons carry no electric charge and thus have a greater likelihood of passing through the tissue. D) A physical model represents shape and form while a conceptual model describes behavior. C) It is the outermost shell of electrons in an atom. Analytical cookies are used to understand how visitors interact with the website. Electrons, they fly around the atom, if the nucleus is a golf All components interact with each other. C) They behave like restricted waves and are self-reinforcing. To find the difference in the orders of magnitude, subtract the exponent -10 from the exponent -1. If you expanded an atom to the size of a baseball, what would it look like? B. What kind of telescope should I buy to see stars? This site is using cookies under cookie policy . Bear some simple maths here. Which change happens when a substance melts? Where did the atoms that make up a newborn baby originate? So we have volume off nucleus upon William. Consider these atoms: nickel, Ni; calcium, Ca; and silicon, Si. positively charged. If an atom were the size of a baseball, its nucleus would be about the size of a (n) walnut. 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? (b) How does the pressure vary with $h$, the vertical C. The periodic table lists only elements made of one kind of material. 76) If two protons and two neutrons are removed from the nucleus of an oxygen atom, a nucleus of which element remains? How do you I stop my TV from turning off at a time dish? A blue whale weighs about 100 metric tons, or 108 grams. Do young Adam, after your son Nicholas is in last two the size off baseball? D. helium is most similar to other group 18 elements. But opting out of some of these cookies may affect your browsing experience. Which of the following elements is a transition metal? 86) Which element would have chemical properties the most similar to chlorine (Cl)? Jenny Marder 102) The color of a firework comes from the glowing of. When we breathe, we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. The order of magnitude is -9, so the diameter of the atom is nine orders of magnitude smaller than the battery. Email your Just Ask! C) We are continually exchanging our atoms. From human to earth: About 6 orders of magnitude. An element can be identified by its atomic number, or the number of protons located in its nucleus. a ping-pong ball. See from here, buddy. The atomic mass of bromine is reported in the periodic table as 79.904 amu. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". You also have the option to opt-out of these cookies. Which of the following best describes a conceptual model of an atom? We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. In other words, the nucleus is from to 10 000 to 50 000 times About how many elements do you have access to as a consumer of market goods. The grain of salt is two orders of magnitude smaller than the baseball. If a proton were added to each germanium nucleus, however, you would not want to swallow the capsule because the germanium would. 88) In what sense can you truthfully say that you are a part of every person around you? The electrons 9) Evidence for the existence of neutrons did not come until many years after the discoveries of the electron and the proton. Which of the following elements is an alkali metal? charge the atom. Oxygen, O, (number 8), sulfur, S, (number 16), and selenium, Se, (number 34) have such similar chemical properties because. Dirt is a mixture of elements and compounds. C) their outermost shells contain the same number of electrons. C. They are of the same age, which is appreciably older than the solar system. You could swallow a capsule of germanium, Ge (atomic number 32), without significant ill effects. Um do the color two. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Best ball time radius off Adam Upon release off Nicholas No, By blending different values here we have a star baseball equal to 3.65 times 10 to the power minus two meter radius up with a muse, 5.3 times tended a power minus 11 meter of on let yourself nucleus is 0.5 times attended a power minus 15 meter. How is a balanced chemical equation similar to a recipe? 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. The cookie is used to store the user consent for the cookies in the category "Performance". Off it down is equal to radius of Nicholas to the poverty upon radius of it. B) Yes, two otherwise separate lines would converge into a single more intense line. If a baseball were scaled up to the size of planet Earth, each of its atoms would be about the size of. 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? 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. 20) Which of the following could not be represented by a conceptual model? This website uses cookies to improve your experience while you navigate through the website. Transpires are both ingredients are equal. B) No. White light bends into a glass prism and separates into a rainbow of colors. 51) Germanium, Ge (number 32), computer chips operate faster than silicon, Si (number 14), computer chips. 96) If an element has 10 protons and 11 neutrons and 10 electrons, which expression correctly identifies the element? Originally Answered: If the atoms that make up our body were the size of Baseballs how tall would humans be? The nucleus is the atoms central core and contains more than 99.9 percent of its mass. So we have radius up. 40) What subatomic particle by itself is least affected by electromagnetic radiation? 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. 113) Does it make sense to say that a textbook is about 99.9 percent empty space? How about a carbon dioxide molecule? In which of these two scenarios does the electromagnetic radiation behave as a wave? 1 See answer Advertisement lamiaa16 Your answer would be Flea How would you describe light generated by heating pure elements if it was observed through a prism or spectroscope? why I told you to consider the cell as a cube, it makes the math easier). Which behavior more accurately describes the true nature of electromagnetic radiation? B. look at the street lamps through a spectroscope and match their spectral patterns to their respective atomic spectra. If the nucleus of an atom was the size of a tennis ball, an 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. 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. Is the head of a politician really made of 99.99999999% empty space? How are public schools especially helpful for recent immigrants. So here for upon tree by you will be cancelled from numerous in Demeter. 68) How do we account for the great variety of substances in the world? We have two examples: the first is, if the Atom is the size of a New York baseball stadium, then the nucleus is the size of a flea perched on the pitcher's mound; and next, if the atom is one mile [1.6 km] across the atomic nucleus would be two-thirds of an inch [< 2 cm] in diameter. 118) Which of the following does not describe a neutron? 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. So this is radius off nucleus. Using common objects that people are familiar with is better than using abstract landmarks that are difficult to imagine. Does breathing cause you to lose or gain weight? Show that the liquid surface slopes at an angle $\theta$ with the hor- If we scale up a hydrogen atom such the the nu, If someone wanted to build a scale model of the atom with a nucleus 1.00 m in d, The electron in a hydrogen atom spends most of its time $0.53 \times 10^{-10} \, If someone wanted to build a scale model of the atom with a nucleus $1.00 \math, A student decides to build a physical model of an atom. - Brainly.com lovensonx2946 01/20/2022 Chemistry High School answered If an atom were the size of a baseball, its nucleus would be about the size of a (n) walnut. If you remove two protons and two neutrons from a gold atom (Au), what new element is formed (if any)? 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