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Chemical equilibrium — Question 21

QCAA 2023, Paper 1 · 4 marks

Q21 · 2023 · Paper 1Unclassified4 marks

QUESTION 21 (4 marks)

CO(g) reacts with O2(g) in a sealed container producing CO2(g) to reach equilibrium.

Chemistry question figure

2CO(g) + O2(g)

2CO2(g)

Apply collision theory to explain how increasing the concentration of O2 at equilibrium will affect the concentration of CO2 if the temperature and volume are held constant.

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