Chemistry, asked by Brother111, 1 year ago

Why actual atomic mass is greater than mass number?

Answers

Answered by sid0007
17
The atomic mass is not equal to theatomic mass number because of isotopes. ... An atom is defined by thenumber of protons it has. While the majority of atoms have the samenumber of neutrons and protons, isotopes have a different number of neutrons than protons

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