`5mL` of acetone is mixed with `100mL` of `H_(2)O`. The vapour pressure of water above the solution is
`5mL` of acetone is mixed with `100mL` of `H_(2)O`. The vapour pressure of water above the solution is
A. equal to the vapour pressure of pure water
B. equal to the vapour pressure of the solution
C. less than the vapour pressure of pure water
D. more than the vapour pressure of pure water
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Correct Answer - C
`(p_(A))/(p_(A)^(@)) = x_(A)`
In a solution `x_(A) lt 1`
`:. p_(A) lt p_(A)^(@)`
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