The heat of reaction of
`A+(1)/(2)O_(2)rarr AO` is -50 K call and
`AO+(1)/(2)O_(2)rarr AO_(2)` is 100 Kcal. The heat of reaction for `A+O_(2)rarr AO_(2)` is :-

The heat change for the reaction. CO + (1)/(2) O_(2) rarr CO_(2) is called

S + (3)/(2)O_(2) rarr SO_(3) + 2x kcal SO_(2) + (1)/(2) O_(2) rarr SO_(3) + y kcal Find out the heat of formation of SO_(2) :

A+3/2 O_(2) rarr AO_(3) = 3x KJ AO_(2)+1/2 O_(2) rarr AO_(3) = 2y kJ The heat of formation of AO_(2) is

In the reaction 2H_(2)O_(2) rarr 2H_(2)O+O_(2)

In the reaction 2H_(2)O_(2) rarr 2H_(2)O+O_(2)

From the thermochemical reactions, C(grap hite)+1//2O_(2)rarr CO , Delta H =-110.5 KJ CO+1//2O_(2)rarr CO_(2),Delta H=-283.2 KJ The heat of reaction of C(graph ite) +O_(2)rarr CO_(2) is :

The given reaction 2NO rarr O_(2) rarr 2NO_(2) is an example of