Science, asked by feliciathequeen, 1 year ago

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what is atomic number and mass number​

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Answered by Anonymous
2

Answer:

hii dear your answer is here

ATOMIC NUMBER - also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus.

MASS NUMBER - symbol A, from the German word Atomgewicht (atomic weight)

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