Chemistry, 24.11.2021 01:00, lwattsstudent

Beryllium-20 contains which of the following: 4 protons, 5 neutrons, 4 electrons
8 protons, 8 neutrons, 8 electrons
10 protons, 10 neutrons, 10 electrons
4 protons, 16 neutrons, 4 electrons
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Neyt

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Beryllium-20 contains which of the following: 4 protons, 5 neutrons, 4 electrons
8 protons,...