DP Chemistry (last assessment 2024)

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Question 17N.1.sl.TZ0.18

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.1.sl.TZ0.18
Level sl Paper 1 Time zone TZ0
Command term Question number 18 Adapted from N/A
18.
[Maximum mark: 1]
17N.1.sl.TZ0.18

What will happen if the pressure is increased in the following reaction mixture at equilibrium?

CO2 (g) + H2O (l) ⇌ H+ (aq) + HCO3− (aq)

A. The equilibrium will shift to the right and pH will decrease.

B. The equilibrium will shift to the right and pH will increase.

C. The equilibrium will shift to the left and pH will increase.

D. The equilibrium will shift to the left and pH will decrease.

[1]

Markscheme

A

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