Calculate the enthalpy change of the reaction below using Hess's law 2CO2(g) + 3H2O(l) → C2H6O(l) + 3O2(g) (1) 2 C2H4O(l) + 2 H2O(l) → 2 C2H6O(l) + O2(g)                          ΔH=1 017,5 kJ (2) C2H4O(l) + 5/2 O2(g) → 2 CO2(g) + 2 H2O(g)                         ΔH=-2 917,5 kJ

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Calculate the enthalpy change of the reaction below using Hess's law

2CO2(g) + 3H2O(l) → C2H6O(l) + 3O2(g)

(1) 2 C2H4O(l) + 2 H2O(l) → 2 C2H6O(l) + O2(g)                          ΔH=1 017,5 kJ
(2) C2H4O(l) + 5/2 O2(g) → 2 CO2(g) + 2 H2O(g)                         ΔH=-2 917,5 kJ

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