Given the thermochemical equation: 2NO(g) + O₂(g) → 2NO₂(g)
ΔH°= -114.0 kJ
calculate ΔH° for the following reaction: 4NO₂(g) → 4NO(g)+ 2O₂(g)
a. -364.3 kj
b. 228.8 kj
c. 114.4 kj
d. 78.86 kj