1.

One million of silver atoms weigh 1.79 xx 10^(-16)g. Calculate the atomic mass of silver.

Answer»


SOLUTION :`10^(6)` atoms of silver occupy MASS `= 1.79 xx 10^(-16)g`
`6.022 xx 10^(23)` atoms of silver occupy mass `= (1.79xx10^(-16)g)/(10^(6))xx6.02xx10^(23)=107.8g`
Atomic mass of silver `= 107.8 g = 107.8 U`.


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