Art, asked by jijog99, 1 month ago

What is is the mass number of this atom? and follo me on​

Answers

Answered by gagandeepsingh37
1

Explanation:

The mass number, also called atomic mass number or nucleon number, is the total number of protons and neutrons in an atomic nucleus. It is approximately equal to the atomic mass of the atom expressed in atomic mass units.

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