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0.6gof a solute is dissolved in 0.1litre...

`0.6g`of a solute is dissolved in `0.1`litre of a solvent which develops an osmotic pressure of 1.23 at m at `27^(@)C`.The molecular mass of the substance is

A

`149.5gmol^(-1)`

B

`120 gmol^(-1)`

C

`430 gmol^(-1)`

D

` 240 gmol^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
`M = ( gRT)/( pi V ) `
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