The standard enthalpies of formation at 25 00 C of methanol

Last updated: 6/15/2023

The standard enthalpies of formation at 25 00 C of methanol CH4O 1 water H O 1 and carbon dioxide CO g are respectively 238 7 kJ mol 285 8 kJ mol and 393 5 kJ mol Calculate the change in the entropy of the surroundings in J K upon the combustion of 14 8 g of methanol under a constant pressure of 1 000 atm and a temperature of 25 00 C N B combustion is the reaction of this substance with molecular oxygen to produce water and carbon dioxide