275
Question
A compound contains 8% sulphur. The minimum molecular weight of the compound is.
1. 100
2. 200
3. 350
4.400
1. 100
2. 200
3. 350
4.400
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Solution
The compound has sulphur=8%
∴∴ 8g of S is present in 100g
∴∴ 32g of S is present in (100/8)×32=
400g
[Least molecular mass means that at least one atom of sulphur should be present in molecule]
Hence (4) is the correct answer.
The compound has sulphur=8%
∴∴ 8g of S is present in 100g
∴∴ 32g of S is present in (100/8)×32=
400g
[Least molecular mass means that at least one atom of sulphur should be present in molecule]
Hence (4) is the correct answer.
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