Determine the reaction enthalpy for the hydrogenation of ethyne to ethane, C 2 H 2 (g) 2 H 2 (g) C 2 H 6 (g), from the following data H c (C 2 H 2 , g) 1300 kJ mol 1 , H c (C 2 H 6 , g) 1560 kJ mol 1 , H c (H 2 , g) 286 kJ mol 1 ...

Determine the reaction enthalpy for the hydrogenation of ethyne to ethane, C 2 H 2 (g) +

Question:

Determine the reaction enthalpy for the hydrogenation of ethyne to ethane, C₂H₂(g) + 2 H₂(g) → C₂H₆(g), from the following data: ΔH_c°(C₂H₂, g) = –1300. kJ · mol^–1, ΔH_c°(C₂H₆, g) = –1560. kJ · mol^–1, ΔH_c°(H₂, g) = –286 kJ · mol^–1.