pohadhopilottom
pohadhopilottom pohadhopilottom
  • 28-06-2016
  • Chemistry
contestada

what is the mass of an atom that has 2 protons, 3 neutrons, and 2 electrons? 2 3 5 7

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 09-07-2016
Mass Number = Proton + Neutron = 2 + 3 = 5
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