a. the reaction of one mole of propane absorbs 2202 kJ of energy from the surroundings. b. the reaction is endothermic. c. the enthalpy of formation of propane is 2202 kJ/mol.
https://www.answers.com/Q/How_many_molecules_in_4H2O. C3H8 + 5O2 -> 3CO2 + 4H2O For every one molecule of propane burned there is four molecules of water produced. Or, this is the actuality. 1 molecule propane (1 mole C3H8/6.022 X 1023) (4 mole H2O ... DA: 89 PA: 92 MOZ Rank: 1.