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To find the atomic mass of a particular atom you need to know what?
number of protons. To find the atomic mass of a particular atom you need to know the number of protons.
Expert answered|smp0784|Points 4131|
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Asked 235 days ago|8/27/2013 6:53:16 PM
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If Bohr said there are two electrons in the first shell then how many electrons would there be in the first shell of an atom according to the modern atomic theory?
Weegy: In chemistry and atomic physics, an electron shell, also called a principle energy level[by whom ] may be thought of as an orbit followed by electrons around an atom's nucleus. [ The closest shell to the nucleus is called the "1 shell" (also called "K shell"), followed by the "2 shell" (or "L shell"), then the "3 shell" (or "M shell"), and so on farther and farther from the nucleus. The shells correspond with the principal quantum ... (More)
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Asked 237 days ago|8/25/2013 3:22:13 PM
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Niels Bohr proposed his model of the atom about ________ years ago.
Weegy: Niels Bohr proposed his model of the atom about: the spectrum of the hydrogen atom in 1913 years ago. Niels Bohr, [ proposed a model for the hydrogen atom that was consistent with Rutherford's model and yet also explained the spectrum of the hydrogen atom. ] (More)
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Asked 237 days ago|8/25/2013 3:44:28 PM
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An electron enters __________ when it has absorbed energy and moved to a higher energy level. An electron enters __________ when it has absorbed energy and moved to a higher energy level. A. an orbit B. an excited state C. a ground state D. a quantum level
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Asked 237 days ago|8/25/2013 4:31:27 PM
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An electron enters __________ when it has absorbed energy and moved to a higher energy level.
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Asked 237 days ago|8/25/2013 4:19:24 PM
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which scientist used the information to hypothesize that an atom must be made of a tiny dense nucleus surrounded by a region of mostly empty space. Which scientist did this? Democritus John Dalton Neils Bohr Ernest Rutherford
Weegy: ERNEST RUTHERFORD used the information to hypothesize that an atom must be made of a tiny dense nucleus surrounded by a region of mostly empty space. (More)
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Asked 237 days ago|8/25/2013 5:11:42 PM
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