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10 g of a substance was dissolved in wat...

10 g of a substance was dissolved in water and the solution was made up to `250 cm^3` . The osmotic pressure of the solution was found to be `8xx10^5 Nm^(-2)` at 288 K. Find the molecular weight of the solute.

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1cc = `10^(-6) m^3`
119.72
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