8. Thermochemistry
Hess's Law
8. Thermochemistry Hess's Law
13PRACTICE PROBLEM
Given the following data:
3 O2(g) + 4 NH3(g) → 2 N2(g) + 6 H2O(l), ΔH = –1530 kJ
5 O2(g) + 4 NH3(g) → 4 NO(g) + 6 H2O(l), ΔH = –1170 kJ
Calculate ΔH for O2(g) + N2(g) → 2NO(g)
Given the following data:
3 O2(g) + 4 NH3(g) → 2 N2(g) + 6 H2O(l), ΔH = –1530 kJ
5 O2(g) + 4 NH3(g) → 4 NO(g) + 6 H2O(l), ΔH = –1170 kJ
Calculate ΔH for O2(g) + N2(g) → 2NO(g)