What is the mass number?

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Science · Chemistry

What is the mass number?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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The sum of the total number of protons and neutrons present in the nucleus of an atom.

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Answer 1

The total number of protons in the nucleus of an atom.

Answer 2

The total number of neutrons in the nucleus of an atom.

Answer 3

The sum of the total number of protons and neutrons present in the nucleus of an atom.

Answer 4

The total number of electrons in the nucleus of an atom.

What is the mass number?

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