Question

equal to sum of number of proton and neutron? * 1 point Atomic mass Valency Isotopes Atomic number​

Answer 1

Answer:

molar mass

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Explanation:

i

Answer 2

Answer:

Mass number refers to the sum of the number of protons and neutrons present in the nucleus of an atom and denoted by A.

Mass number = Number of protons + Number of neutrons.

Explanation:

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