19jdelgadillo 19jdelgadillo

07-06-2016
Chemistry

contestada

Which term best indicates the average mass of an atom of an element?

atomic number

mass number

group number

atomic mass

Respuesta :

MartynBH MartynBH

07-06-2016

The answer is the atomic mass.

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07-06-2016

it is the total number of protons plus the total number of neutrons expressed in D.) atomic mass units

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