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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Dry air was passed successively through solution of 5g of a solute in 180g of water and then through pure water. The loss in weight of solution was 2.50g and that of pure solvent 0.04g. The molecualr weight of the solute is:

Dry air was passed successively through solution of 5g of a solute in 180g of water and then through pure water. The loss in weight of solution was 2.50g and that of pure solvent 0.04g. The molecualr weight of the solute is:

0.5 molal aqueous solution of a weak acid (HX) is 20% ionised. If Kf for water is 1.86 K kg mol−1 the lowering in freezing point of solution will be :