以下反应中，ΔH ₁ ＞ΔH ₂的是:

A．S(s)＋O2(g) → SO2(g) ΔH1 S(g)＋O2(g) → SO2(g) ΔH 2

B．2H2(g)＋O2(g) → 2H2O(l)ΔH 1 2H2(g)＋O2(g) → 2H2O(g)ΔH 2

C．NaOH(aq)＋HCl(aq) → NaCl(aq)＋H2O(l)ΔH 1 NaOH(aq)＋CH3COOH(aq) →CH3COONa(aq)＋H2O(l)ΔH 2

D．H2(g)＋F2(g) → 2HF(g)ΔH 1

H₂(g)＋Cl₂(g) → 2HCl(g)   ΔH ₂