At constant T and P, which one of the following statements is correct for the
\(\mathrm{CO}(g)+\frac{1}{2} \mathrm{O}_{2}(g) \rightarrow \mathrm{CO}_{2}(g) ?\) reaction
1
ΔH = ΔE
2
ΔH < ΔE
3
ΔH > ΔE
4
ΔH is independent of the physical state of the reactants