Problem: You may want to reference (Pages 183 - 186)Section 5.6 while completing this problem.Calculate ΔH for 2 NO(g) + O2(g) → N2O4(g) using the following information:N2O4(g) →2 NO2(g) ; ΔH= +57.9 kJ 2 NO(g) + O2(g) → 2 NO2(g) ; ΔH -113.1 kJ

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(1) N2O4(g) →2 NO2(g)                  ΔH= +57.9 kJ 

(2) 2 NO(g) + O2(g) → 2 NO2(g)   ΔH -113.1 kJ

We shall modify the given reactions to arrive at the overall reaction. Any modification to the reaction is reflected in the value of ΔH for the reaction.

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You may want to reference (Pages 183 - 186)Section 5.6 while completing this problem.

Calculate ΔH for 2 NO(g) + O2(g) → N2O4(g) using the following information:

N2O4(g) →2 NO2(g) ; ΔH= +57.9 kJ 

2 NO(g) + O2(g) → 2 NO2(g) ; ΔH -113.1 kJ

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