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    Chemistry
  3. Study Set
    General Chemistry Study Set 1
  4. Exam
    Exam 19: Spontaneous Change: Entropy and Free Energy
  5. Question
    For CdO(s) + SO<sub>3</sub>(g) → CdSO<sub>4</sub>(s) ΔH° = -279
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For CdO(s) + SO3(g) → CdSO4(s) ΔH° = -279

Question 7

Question 7

Multiple Choice

For CdO(s) + SO3(g) → CdSO4(s) ΔH° = -279.4 kJ/mol, and ΔS° = -118.4 J/mol-deg. What is ΔG° in kJ/mol at 127 K?


A) -256 kJ/mol
B) -303 kJ/mol
C) -264 kJ/mol
D) -355 kJ/mol
E) -460 kJ/mol

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