1.

The vapour pressure of methanol at certain temperature is 1 atm. By adding a small amount of ethyl acetate the vapour pressure of the solution is found to be 684 mm. The relative lowering of vapour pressure is

Answer»

<P>`0.1`
`0.9`
76
`0.694

SOLUTION :Relative LOWERING of vapour PRESSURE `=(P^(@)-P)/(P^(@))`


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