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 |
试题篮
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