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02-10-2020
Chemistry

contestada

What is the mass number of an atom/ion with 32 electrons, 32 protons, and 31
neutrons?

Respuesta :

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14-10-2020

Answer:

63

Explanation:

Relative mass = number of Protons + number of Neutrons

Relative mass = 32 +31

Relative mass= 63

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