Hex-1-ene gas, C6H12, burns in oxygen to produce carbon dioxide and water vapour. a. Write an equation to represent this reaction. b. Use the data below to calculate the values of AHC and AS e for the combustion of hex-1-ene. Substance O2 (g) C6H12(g) CO2 (g) Standard enthalpy of formation, AHf (kJ 0.0 -43 -394 mol-1 ) Entropy, Se (J K-1 mol- 205 385 214 1) i. Value of AHC ii. Value of AS iii. Calculate the standard free energy change for the combustion of hex-1-ene. iv. State and explain whether or not the combustion of hex-1-ene is spontaneous at 25°C. H2O(g) -242 189

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