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16/09/2020 8:25 pm
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An open beaker of water in equilibrium with water vapour is in a sealed container. When a few grams of glucose are added to the beaker of water, the rate at which water molecules :
(1) leaves the vapour decreases
(2) leaves the solution decreases
(3) leaves the vapour increases
(4) leaves the solution increases
1 Answer
1
16/09/2020 8:27 pm
Correct answer: (3) leaves the vapour increases
Explanation:
The vapour pressure of solution will be less than vapour pressure of pure solvent, so some vapour molecules will get condensed to maintain new equilibrium.