Question

mass number of an atom is equal to which of the following mathematically:-
avagatro no.
no of neutrons and protons
no of electrons
no of neutrons
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Answer 1

Answer:  mass number of an atom is equal to which of the following mathematically:-

avagatro no.

Explanation: The Avogadro constant is the proportionality factor that relates the number of constituent particles in a sample with the amount of substance in that sample. Its SI unit is the reciprocal mole, and it is defined as NA = 6.02214076×10²³ mol⁻¹. It is named after the Italian scientist Amedeo Avogadro.

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