At a given temperature if P is the vapour pressure of a solution and P – InterviewSolution

1.	At a given temperature if P is the vapour pressure of a solution and P_0 that of its pure solvent , the relative lowerning of vapour pressure of the solution is given by :
Answer» <P>`(P_0 - P) /( P_0)` `(P - P_0)/ (P_0)` `(P_0)/(P)` `(P)/ (P_0)` ANSWER :A

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