In the sulphur estimation, 0 . 471 g of an organic compound gave 1 . 44 g of barium sulfate. The percentage of sulphur in the compound is. (Nearest integer) (Atomic Mass of Ba = 137 u )

Question

In the sulphur estimation, 0 . 471 g of an organic compound gave 1 . 44 g of barium sulfate. The percentage of sulphur in the compound is. (Nearest integer) (Atomic Mass of Ba = 137 u ),

MARKS App · Accepted Answer

233 g of BaSO 4 contains 32 g sulphur. Amount of S in 1 . 44 g of BaSO 4 = 32 233 × 1 . 44 So percentage of S in 0 . 471 of organic compound = 32 233 × 1 . 44 0 . 471 × 100 = 42 %

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