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10gm of solute A and 20gm of solute B bo...

`10gm` of solute `A` and `20gm` of solute `B` both are dissolved in `500ml`. Of water. The solution ha the same osmotic pressure as `6.67 gm` of `A` of `B` are dissolved in the same volume of water at the same temperature. What is the ratio of molar masses of `A` and `B`.

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The correct Answer is:
`(M_(A))/(M_(B))=(1)/(3)`
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