Emanii14 Emanii14

08-09-2020
Chemistry

contestada

The atomic mass of an element is equal to the:
atomic number
number of protons
number of protons and neutrons
mass of protons, neutrons, and electrons

Respuesta :

brooklynnparker22 brooklynnparker22

11-09-2020

Answer:

number of protons and neutrons

Explanation:

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