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garri49 [273]
3 years ago
7

The mass number of an atom is the same as?

Biology
1 answer:
Darina [25.2K]3 years ago
8 0

Answer: Option C.

The number of protons and neurons it's contain.

Explanation:

Mass number of an atom is also called atomic mass of an atom which is some what expressed in Dalton i.e 1/2. The mass number is the total number of protons and neutrons altogether called nucleons in an atomic nucleus.

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A relation of a substance's mass to its volume.

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