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The vapour pressure of two pure liquids A nd B that forms an ideal soln. is 300 and 800 torr. respectively at temperature T. A mixture of the vapours of A and B for which the mole fraction of A is 0.25 is slowly compressed at Temperatur T.Calculate:
1.The composition of the first drop of the condensate:-
a.8/17,9/17 b.4/13,7/13
2.The total pressure when this drop formed:-
a.475 torr .b.565 torr
3.The composition of the solution whose normal boiling Point is T:
a.0.4,0.6 b.0.08,0.92
The pressure when only the last bubble of vapour remains.
a. 765 torr c.675 torr
Dear student,
Use the formula,
Po-P/Po=n2/n1
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