Question

differentiate between mass number and atomic number​

Answer 1

Answer:

Protons and neutrons both weigh about one atomic mass unit or amu. Isotopes of the same element will have the same atomic number but different mass numbers. Atomic number, chemical symbol, and mass numberCarbon has an atomic number of six, and two stable isotopes with mass numbers of twelve and thirteen, respectively.

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Answer 2

Mass number is the sum of protons and neutrons while atomic number is equal to the number of protons.