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For the Reaction H2(g) + 1/2 O2(g) → H2O(g) ΔH°

Question 79

Multiple Choice

For the reaction H2(g) + 1/2 O2(g) → H2O(g) ΔH° = -241.8 kJ/mol, what quantity of heat is liberated by the reaction of 10.0 L of O2 measured at 22.0°C and 742 mmHg?


A) 120 kJ
B) 2610 kJ
C) 1310 kJ
D) 195 kJ
E) 97.5 kJ

Correct Answer:

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