Question

Some quantity of water is contained in a container as shown in figure. As neon is added to this system at constant pressure, the amount of liquid water in the vessel

• A. Increases
• B. Decreases
• C. Remains same
• D. Changes unpredictably

Answer 1

Answer: (B)

Decreases

Answer 2

H2O($\ell$) H2O(g)

When neon is added at constant pressure, we have to increase volume of the container. So more water will evaporate to mantain equilibrium