Question
The following reaction reaches equilibrium in a sealed container: 2SO2(g) + O2(g) ⇌ 2SO3(g), ΔH = −196 kJ/mol (forward reaction is exothermic).
[5 marks]
Describe / Explain
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Modelled on Cambridge 0620 · Oct/Nov 2025 · Paper 41 · Q4(c)
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Modelled on Cambridge 0620 · Oct/Nov 2025 · Paper 41 · Q4(c)