1.

What will be the mass of one ""^(12)C atom in g?

Answer»

SOLUTION :`"1 mole of " ""^(12)C" atoms"=6.022xx10^(23)" atoms"=12g`
`"Thus, "6.022xx10^(23)" atoms of """^(12)" have mass "=12g`
`therefore" 1 atom of " ""^(12)C" will have mass"=(12)/(6.022xx10^(23))G=1.9927xx10^(-23)g`


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