Q5 10g an organic compound Quinine used to treat malariais dissolved in 50 ml of ethanol(density of

Question

Q5. 10g an organic compound Quinine, used to treat malariais dissolved in 50 ml of ethanol

(density of

ethanol is 0. 789 g/ml), freezes 1. 55 ° C below that of plJre ethanol. Deternaine the

molar mass of quinine. (Kf of ethanol is 1. 99 ° C/m). Ans ; 325g/mol

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