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Air was drawn through a solution containing 38 g of solute in 100 g of water, andthen through water. The loss of weight of water was 0.0551 g and the total weight of water absorbed in sulphuric acid tube was 2.2117 g. Find the molecular weight of the dissolved substance |
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Answer» Solution :Raoult.s LAW:LOWERING of VP / VP of SOLVENT= MOLE fraction of solute `(0.0551)/(2.2117) = (38//M)/ |
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