# Given the following equations and Ho values given below, determine the heat of reaction at 298...

###### Question:

1. Given the following equations and Ho values given below, determine the heat of reaction at 298 K for the reaction:

2 N2(g) + 5 O2(g) 2 N2O5(g)

$2 H2(g) + O2(g) 2 H2O(l) Ho/kJ = -571.6 N2O5(g) + H2O(l) 2 HNO3(l) Ho/kJ = -73.7 N2(g) + 3 O2(g) + H2(g) 2 HNO3(l) Ho/kJ = -348.2$

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