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    General Chemistry Principles
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    Exam 13: Spontaneous Change: Entropy and Gibbs Energy
  5. Question
    For Cl<sub>2</sub>O(g)+ 3/2 O<sub>2</sub>(g)→ 2 ClO<sub>2</sub> △<Sub>r</sub>H° = 126 KJ/mol,and
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For Cl2O(g)+ 3/2 O2(g)→ 2 ClO2 △rH° = 126 KJ/mol,and

Question 56

Question 56

Multiple Choice

For Cl2O(g) + 3/2 O2(g) → 2 ClO2 △rH° = 126 kJ/mol,and ΔrS° = -74.9 J/(mol K) at 377 °C.What is Keq?


A) 0.97
B) 6.12 × 10-7
C) 4.27 × 10-22
D) 9.17 × 10-15
E) 1.07 × 1014

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