Dry air was passed through a solution containing 20 g of a substance i – InterviewSolution

1.	Dry air was passed through a solution containing 20 g of a substance in 100.0 g of water and then through pure water. The loss in mass of the solution was 3 g and that of pure water was 0.06 g. Calculate the molar mass of the substance.
Answer» Dry air was passed through a solution containing $20 g$ of a substance in $100.0 g$ of water and then through pure water. The loss in mass of the solution was $3 g$ and that of pure water was $0.06 g$ . Calculate the molar mass of the substance.

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