Chemistry, 12.01.2022 14:00 Morganwing1019
Rutherford's scattering experiment demonstrated Question 9 options: the existence of protons. the existence of electrons. the existence of neutrons. that most of the mass of an atom is in its nucleus. that the charge-to-mass ratio of an electron is constant.
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Chemistry, 22.06.2019 08:00, flakko1899
An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
Answers: 1
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