HaGuzman00
HaGuzman00 HaGuzman00
  • 24-01-2018
  • Chemistry
contestada

What is the mass number of an atom that has 12 neutrons and 11 protons?

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Oreo54 Oreo54
  • 24-01-2018
Mass number = protons + neutrons. 12 + 11 = 23.
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fosterblake79
fosterblake79 fosterblake79
  • 23-03-2020

Answer:

23

Explanation:

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