shalomsigalow3972 shalomsigalow3972
  • 20-01-2018
  • Chemistry
contestada

An atom of magnesium has an atomic number of 12 and a mass number of 24. how many protons plus neutrons are in the nucleus

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linseymarie15 linseymarie15
  • 21-01-2018
12 Protons
12 Neutrons
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