下列反应在任何温度下均能自发进行的是
| A．2N2(g)＋O2(g)===2N2O(g) ΔH＝＋163 kJ·mol－1 |
| B．Ag(s)＋Cl2(g)===AgCl(s) ΔH＝－127 kJ·mol－1 |
| C．HgO(s)===Hg(l)＋O2(g) ΔH＝＋91 kJ·mol－1 |
| D．H2O2(l)===O2(g)＋H2O(l) ΔH＝－98 kJ·mol－1 |
下列反应在任何温度下均能自发进行的是
| A．2N2(g)＋O2(g)===2N2O(g) ΔH＝＋163 kJ·mol－1 |
| B．Ag(s)＋Cl2(g)===AgCl(s) ΔH＝－127 kJ·mol－1 |
| C．HgO(s)===Hg(l)＋O2(g) ΔH＝＋91 kJ·mol－1 |
| D．H2O2(l)===O2(g)＋H2O(l) ΔH＝－98 kJ·mol－1 |
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