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In the estimation of sulphur by Carius m...

In the estimation of sulphur by Carius method, 0.480 g of an organic compound gives 0.699 g of barium sulphate. The percentage of sulphur in this compound is (Atomic masses Ba = 137, S = 32, O = 16)

A

`20%`

B

`15%`

C

`35%`

D

`40%`

Text Solution

Verified by Experts

The correct Answer is:
A
`S%=(32)/(233)xx("wt. of "BaSO_(4))/("wt. of organic compound")xx100`
`=(32)/(233)xx(0.699)/(0.480)xx100`
`=20%`
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