maddy2272 maddy2272
  • 09-12-2019
  • Chemistry
contestada

the ___is always equal to the number of protons + the number of neutrons that the atom has

Respuesta :

nafis2223akbar nafis2223akbar
  • 09-12-2019

Answer:

mass number

Explanation:

Mass number is equal to the sum of number of protons and neutrons in a nucleus.

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