0.395 g of an organic compound by Carius method for the estimation of sulphur gave 0.582 g of BaSO4. Calculate the percentage of sculpture in the compound.
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answer is 20.24.
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Detailed Solution
Mass of BaSO4 = 0.582g233g of BaSO4 contain sulphur = 32g0.582g of BaSO4 contains sulphur = 32233×0.582 Percentage of sulphur =Wt. of SulphurWt. of compound×100 =32×0.582233×0.395×100=20.24%