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Liquid solution
1.pressure of the solvent at the same temperature Mb=0.3Ma, where Ma& Mbare the molecular weight of (A The vapour pressure of a solution of a non-volatile electrolyte (A) in a solvent (B) is 95% of the vapour) & (B) respectively calculate the weight ratio of the solvent and solution pressure of the solvent at the same temperature.
2.how many grams of sucrose(M.wt=342) should be dissolved in 100g of water in order to produce a solution with a 105oc difference between freezing point and boiling point tempretures?(kb=0.51,and kf=1.86) |
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