理论上不能设计为原电池的化学反应是( )
A.CH4(g)+2O2(g)=CO2(g)+2H2O(1);△H<0 |
B.HNO3(1)+NaOH(1)=NaNO3(1)+H2O(1);△H<0 |
C.2H2(g)+O2(g)=2H2O(1);△H<0 |
D.2FeCl3(1)+Fe(s)=3FeCl2(1);△H<0 |
理论上不能设计为原电池的化学反应是( )
A.CH4(g)+2O2(g)=CO2(g)+2H2O(1);△H<0 |
B.HNO3(1)+NaOH(1)=NaNO3(1)+H2O(1);△H<0 |
C.2H2(g)+O2(g)=2H2O(1);△H<0 |
D.2FeCl3(1)+Fe(s)=3FeCl2(1);△H<0 |