Determine Heat of reaction (Hrxn) for: 2 C (s, graphite) + 3 H2 (g) ------> C2H6...

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Question

Determine Heat of reaction (Hrxn) for: 2 C (s, graphite) + 3 H2 (g) ------> C2H6 (g) from the following

C (s, graphite) + O2 (g) ------> CO2 (g) delta H = -393.5 kJ

H2 (g) + 1/2 O2 (g) ------> H2O (l) delta H = -285.8 kJ

2 C2H6 (g) + 7 O2 (g) ------> 6 H2O (l) + 4 CO2 (g) delta H = -3,119.6 kJ

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