Number Of Atoms in a mole

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How many atoms are there in a mole?

6.0221415×10^23 atoms

A mole has 6.0221415×1023 atoms or molecules of the pure substance being measured. A mole will possess mass exactly equal to the substance’s molecular/atomic weight in grams. Because of this, one can measure the number of moles in a pure substance by weighing it and comparing the result to its molecular/atomic weight.

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