1.

C_(2)H_(5)OH(l)+3O_(2)(g)to2CO_(2)(g)+3H_(2)O(g) During an experiment 10.00 g of ethanol is complately burned in air to release CO_(2)(g) andH_(2)O(g) as shown in the equation above .During the combustion ,296.6 Kj of heat energy is released. What Is the molar enthalpy ofcombution ,DeltaH_(comb)^(@)?

Answer»

`-2966KJxxmol^(-1)`
`-1364KJxxmol^(-1)`
`-64.36Kjxxmol^(-1)`
`-29.66KJ MOL^(-1)`

ANSWER :B


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