define Avogadro number write its value
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the number of atoms or molecules in one mole of a substance, equal to 6.023 × 1023.
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Explanation:
★ Avogadro Number ★
→ one mole is the collection of 6.02 × 10^(23) entities . It is given as separate name & symbol known as Avogadro constant denoted by NA . Entities may represent atoms , ions , molecules or even pens , chair, paper etc also include in this but as this number (NA) is very large therefore it is used only for very small things..............................
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