Sunday, July 12, 2009

Chemistry Calculate the standard entropy change∆ S°that occurs in the following reaction at 25°C and 101.3kpa

Calculate the standard entropy change∆ S°that occurs in the following reaction at 25°C and 101.3kpa


4NH3(g)+7O2(g)--%26gt;4NO2(g)+6H2O(g)


standard entropies S°(J/K X mol)


S° for NH3(g)=192.5


S° for No2(g)=240.5


S° for H2O(g)=188.7

Chemistry Calculate the standard entropy change∆ S°that occurs in the following reaction at 25°C and 101.3kpa
4(S OF NO2)+6(S OF H2O)-4(S OF NH3)=S OF REACTION.


S OF O2 IS 0 AS IT IS AN ELEMENT.

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