pohadhopilottom pohadhopilottom

28-06-2016
Chemistry

Answered

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

Verified Answer :

olemakpadu olemakpadu

09-07-2016

Mass Number = Proton + Neutron = 2 + 3 = 5

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