At 300 K temperature 2.5 gram unknown substance is dissolved in solven – InterviewSolution

1.	At 300 K temperature 2.5 gram unknown substance is dissolved in solvent and made the volume 4 liter of the solution. Its osmotic pressure is found to be 0.2 bar. Calculate the molar mass of unknown substance.
Answer» 19.95 gms/mole 77.94 gms/mole 199.5 gms/mole 779.4 gm/mole ANSWER :B

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