Chemistry > 2010 > 33
WASSCE
Consider the equilibrium reaction represented by the following equation:
2SO2(g) + O2(g) ↔ 2SO3(g) ; ΔH = 395.7 kJmol-1
Which of the following statements about the equilibrium system is correct?
2SO2(g) + O2(g) ↔ 2SO3(g) ; ΔH = 395.7 kJmol-1
Which of the following statements about the equilibrium system is correct?
A.
Addition of catalyst changes the equilibrium position
B.
Decrease in pressure increases the yield of SO3
C.
Decrease in pressure increases the equilibrium concentration of O2
D.
Increase in temperature favours the forward reaction
Answer: C
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