DP Chemistry (last assessment 2024)

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Question 21N.1.hl.TZ0.17

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.1.hl.TZ0.17
Level hl Paper 1 Time zone TZ0
Command term State Question number 17 Adapted from N/A
17.
[Maximum mark: 1]
21N.1.hl.TZ0.17

In which of the following situations is the forward reaction spontaneous?


A.  The equilibrium constant is greater than one under standard conditions.

B.  The cell potential is negative.

C.  The Gibbs free energy change of the reverse reaction is negative.

D.  The entropy change of the universe for the forward reaction is negative.

[1]

Markscheme

A