Asked Dec 10, 2019

Calculate the heats of combustion for the following reactions. Use the standard enthalpies of formation.
(a) C2H4(g) + 3O2(g) → 2CO2(g) + 2H2O(l)


(b) 2H2S(g) + 3O2(g) → 2H2O(l) + 2SO2(g)



Expert Answer


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C,H + 30e) →2CO% + 2H,O, 4(g) -ΣΔΗ(produw is) - ΣΔΗ; (Reactants) ΔΗ reaction = (2*-393.5) +(2*-285.8)) -(52.26)– 3(0)) -1410.93 kJ / mol ΔΗ reaction


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