Question

H3COH(g)+3⁄2O2(g)→CO2(g)+2H2O(g)

D rep. Dissociation energy
D: C-H=412 KJ/mol
D: C-O=360 KJ/mol
D: O=O=496 KJ/mol
D: C=O=743 KJ/mol

Find ∆H of the reaction.

Answer 1

draw out both sides and record which bonds are broken on the left and which are formed on the right then subtract the total bonds broken from the bonds formed.

Answer 2

But isn't your product suppose to only be one mole ?