Chemistry WAEC

How much heat will be liberated if 8g of hydrogen burns in excess oxygen according to the following equation? 2H2 + O2→ 2H2O; ∆H = -571.7KJ (H = 1)

A. 1.42.9KJ
B. 571.7KJ
C. 1143.4KJ
D. 285.9KJ
E. 2286.8KJ

Correct Answer:

Option C – 1143.4KJ

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5 years ago

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