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35. 5

cm3  of acetone is added to 100 cm3  of water, the vapour pressure of water over the solution

a. it will be equal to the vapour pressure of pure water

b. It will be less than the vapour pressure of pure water

c. It will be greater than the vapour pressure of pure water

d. it will be very large

Ans. b

Explanation : Acetone solution has vapour pressure less than pure water

(13)

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