A helium-4 atom has
twice as many protons as a hydrogen atom. How
many protons and how many...
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Biology, 27.10.2021 03:30 sierraaasifuent
A helium-4 atom has
twice as many protons as a hydrogen atom. How
many protons and how many neutrons are in the
nucleus of a helium-4 atom?
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Answers: 2
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