Answers

2014-08-06T16:10:23+08:00
Since the carbon atom has an atomic mass of 12, and atomic mass has a formula of Protons + Neutrons = Atomic Mass. We subtract 6 protons from 12, we now have 6 neutrons. (B) Also, we also have the property that number of Electrons is equal to number of Protons, so we also have 6 electrons. (A)
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