What is the heat of combustion of ethane, C2H6, in kilojoules per mole of ethane?

1 answer

You can calculate the heat of combustion from delta Hformation.
C2H6 + 7/2 O2 ==> 2CO2 + 3H2O
dHrxn = [(2*dHf CO2)+(3*dHf H2O)]-[dHf C2H6]