Chemistry, asked by ChristinaKurisu, 1 year ago

calculate the heat of combustion of ethene?

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Answered by AshBinjola

11

ch3ch2oh +o2 = co2+h2o

Answered by Anonymous

62

C2H4+3O2--------- 2CO2+2H2O

Heat of combustion= bond energy of reactants - bond energy of products.

So, (4×414+619+3×499) - (4×724+4×460) = -964kJ/mol

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