Answers

2015-03-27T11:40:14+05:30
Weight of sulphur is 32 u
and weight of BaSO4 is 233 u

so weight of sulphur in BaSO4= (32/233) X 0.4813
                                          
Percentage of sulphur=(32/233) X(0.4813/0.57) X100= 11.46%
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