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An atom has 15 protons, 15 electrons and 16 neutrons. What is the atomic number and mass number?
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An atom has 15 protons, 15 electrons and 16 neutrons. What is the atomic
number and mass number?...
Mathematics, 08.12.2020 04:10
Mathematics, 08.12.2020 04:10
Mathematics, 08.12.2020 04:10