# Problem: The enthalpy of combustion of acetylene C 2H2 is described byC2H2 (g) + (5/2)O2 (g) ⇌ CO2 (g) + H2O (l)   Heat of Reaction (Rxn) = -1299kJ/molCalculate the enthalpy of formation of accetylene, given the following enthalpies of formation:Standard formation [CO2 (g)] = -393.5 kJ/molStandard formation [H2O (l)] = -285.8 kj/mol

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The enthalpy of combustion of acetylene C 2H2 is described by

C2H2 (g) + (5/2)O2 (g) ⇌ CO2 (g) + H2O (l)   Heat of Reaction (Rxn) = -1299kJ/mol

Calculate the enthalpy of formation of accetylene, given the following enthalpies of formation:

Standard formation [CO2 (g)] = -393.5 kJ/mol

Standard formation [H2O (l)] = -285.8 kj/mol

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Our tutors have indicated that to solve this problem you will need to apply the Enthalpy of Formation concept. You can view video lessons to learn Enthalpy of Formation. Or if you need more Enthalpy of Formation practice, you can also practice Enthalpy of Formation practice problems.

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Based on our data, we think this problem is relevant for Professor Bindell's class at UCF.