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Mole concept and Stoichiometry — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryMole concept and Stoichiometry1 Mark
Question
Define or explain the term
Avogadro's number
✓

Answer

The number of atoms present in 12g (gram atomic mass) of C-12 isotope, i.e. $6.023 x10^{23}$ atoms.

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