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A cylinder filled with a movable piston...

A cylinder filled with a movable piston contains liquid water in equilibrium with water vapour at `25^@C` . Which one of the following operations results in a decrease in the equilibrium vapour pressure ?

A

Moving the piston downward a short distance

B

Removing a small amount of vapour

C

Removing a small amount of liquid water

D

Dissolving some salt in the water.

Text Solution

Verified by Experts

The correct Answer is:
C
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