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Chemistry, 03.11.2020 08:00 ramirezmarco9324

Each helium atom has two protons. Sketch models of helium-3 and helium-4 which have approximate masses of 3 amu and 4 amu, respectively. Label and differentiate protons, neutrons, and electrons in your models.

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Each helium atom has two protons. Sketch models of helium-3 and helium-4 which have approximate mass...
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