O-LevelChemistryRates of Reaction5070/12 · Oct/Nov 2015 · Q131 Mark
Two gases, X and Y, react together to form a gas Z, as shown. X(g) + 3Y(g) ⇌ 2Z(g) ΔH = −92 kJ/mol Which change in condition will both increase the rate of reaction and increase the equilibrium yield of Z?
Adecrease concentration of X
Bincrease pressure
Cincrease temperature
Duse a catalyst
✓ Correct answer
B: increase pressure
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