define relative lowering in vapour pressure?
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The relative lowering of vapour pressure is the ratio of vapour pressure lowering of solvent from solution to the vapour pressure of pure solvent.Oct....
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When a non-volatile solute is added in a volatile solvent, the V.P of solution becomes less than the V.P. of pure solvent. It is due to increase in density which decreases rate of evaporation.
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