Asked by CHRIS
What is Avogadro’s number?Give a definition and the number itself.
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Definition: Avogadro’s number (Avogadro constant, symbol NA) is the number of specified elementary entities (atoms, molecules, ions, electrons, etc.) contained in one mole of a substance.
Value: NA = 6.02214076 × 10^23 mol^−1 (exact, by the 2019 SI definition of the mole).
Value: NA = 6.02214076 × 10^23 mol^−1 (exact, by the 2019 SI definition of the mole).
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