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Answer»

1 GRAM atom = N – atoms = 6.023 x 1023atoms = gram atomic weight

gram atomic weight = weight of  N atoms in grams

1 gram MOLECULE = N- molecules = 6.023 x 1023 molecules = gram molecular wt.

gram molecular wt. = wt. of N molecules in gram

number of MOLES of molecules ‘n’ = wt. (gram)/ molecular wt.= w/ m

number of moles of atoms ‘n’ = wt. (gram)/ atomic wt.

no. of moles ‘n’ = no. of PARTICLES / ( 6.023 x 1023)



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