在理论上不能用于设计原电池的化学反应是
A.NaCl(aq)+ AgNO3(aq)= AgCl(s)+ NaNO3(aq )△H<0 |
B.2CH3OH (l) +3O2(g) = 2CO2(g) + 4H2O (l)△H<0 |
C.2FeCl3(aq)+Fe(s) = 3FeCl3(aq) △H < 0 |
D.2H2 (g) + O2 (g) = 2H2O (l) △H < 0 |
在理论上不能用于设计原电池的化学反应是
A.NaCl(aq)+ AgNO3(aq)= AgCl(s)+ NaNO3(aq )△H<0 |
B.2CH3OH (l) +3O2(g) = 2CO2(g) + 4H2O (l)△H<0 |
C.2FeCl3(aq)+Fe(s) = 3FeCl3(aq) △H < 0 |
D.2H2 (g) + O2 (g) = 2H2O (l) △H < 0 |