Number of Avogadro

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What is the Avogadro’â„¢s number?

6.022 141 79(30) Ã— 1023.

Avogadro’â„¢s number, also known as the Avogadro constant, is equivalent to 6.022?141?79(30) Ã— 1023 mol-1. It is used in chemistry and physics as a calculation of the number of atoms or molecules in one mole of any substance. Specifically, Avogadro’â„¢s number is the exact number of atoms in 12 grams of carbon-12.

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