mcheatham1976 mcheatham1976

07-08-2020
Chemistry

contestada

What is the mass number of an element

Respuesta :

JungEunKyung JungEunKyung

07-08-2020

Answer:

A (Atomic mass number or Nucleon number)

Explanation:

The mass number is the total number of protons and nucleons in an atomic nucleus.

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