For the Reaction
2SO₃(g) $\rightarrow$ 2SO₂(g)+ O₂(g) $\Delta$ H_r° = +198 KJ $\Delta$

question 158

Multiple Choice

For the reaction
2SO₃(g) $\rightarrow$ 2SO₂(g) + O₂(g)
$\Delta$ H_r° = +198 kJ.mol^-1 and $\Delta$ S_r° = 190 J.K^-1.mol^-1 at 298 K.
The equilibrium constant for this reaction will be greater than 1 at

• A) all temperatures.
• B) temperatures above 1315 K.
• C) temperatures below 1042 K.
• D) no temperature.
• E) temperatures above 1042 K.

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