1.

The ratio of mass of 1 mole of sodium and 10^23atoms of sodium is :

Answer»

6.02
23
`(23)/(6.02)`
`23 xx 6.02`

SOLUTION :`("MASS of 1 MOLE i.e. " 6.02 xx 10^23 " atoms of SODIUM ")/("massof" 1 xx 10^23 " atoms of sodium ")`
` = (23)/((6.02 xx 10^23) xx 10^23) = 6.02`


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