The complete combustion of 1.26 g of cinnamaldehyde (C9H8O, one of the compounds in cinnamon) in a bomb calorimeter (Ccal=3.987 kJ/Cels.) produced an increase in temperature 15.01 C. Calculate the molar enthalpy of cinnamaldehyde, combustion, in kJ per mole of cinnamaldehyde.
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