1.

How much copper can be obtained from 100 g of copper sulphate (CuSO_(4)) ?

Answer»



SOLUTION :MOLECULARMASS of `CuSO_(4) = 63.54+32.06+(4 xx 16)`
`= 159.6g` mol
In `159.6 g CuSO_(4) rarr 63.54g` CU obtained
`:. 100 g CuSO_(4) = "" (?)`
`= (63.54xx100)/(159.6)= 39.81 g Cu`


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