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Biology, 29.09.2020 14:01 abenjamin489

The mass of a proton is equal to the mass of the neutron. What is the atomic mass of an atom ? Group of answer choices number of neutrons only number of protons and neutrons number of protons only number of electrons only

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The mass of a proton is equal to the mass of the neutron. What is the atomic mass of an atom ? Group...
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