parkerpiner69 parkerpiner69
  • 12-10-2020
  • Chemistry
contestada

What is the mass number of an atom containing 7 protons and 7 neutrons?

Respuesta :

trucksm
trucksm trucksm
  • 13-10-2020

Answer:

14

Explanation:

Neutrons are neutral and if there are no electrons to cancel out the protons you add the neutrons and protons together

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