andresjohnston andresjohnston

02-09-2020
Chemistry

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The mass number is equal to which of the following? Question 5 options: Protons + Neutrons Protons + Atomic Number Neutrons + Electrons Protons - Neutrons

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splendead splendead

02-09-2020

Answer: The mass number is the sum of the numbers of protons and neutrons present in the nucleus of an atom.

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