contestada

Find the AH for the reaction below, given the following reactions and
subsequent AH values:
2C2H4O(l) + 2H2O(l) → 2C2H6O(l) + O2(g)
C2H6O(l) + 302(g) →2CO2(g) + 3H2O(1)
AH
-685.5 kJ
C2H4O(l) +5/202(g)
2CO2(g) + 2H2O(l)
AH
-583.5 kJ