What 2 particles account for almost all if the mass of an atom

asked Nov 15, 2015 113k views

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4 votes

Protons and neutrons both weigh 1 Amu electrons are so small they weigh 0 amid so it's protons and neitrons

JNWHH answered Nov 15, 2015

by JNWHH

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Protons and Neutrons make up the atomic mass in an atom. Electrons DO NOT whatsoever.

Sami Andoni answered Nov 20, 2015

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