• 2022-10-27
    下列原电池中,电动势最大的是()
    A: (-)Zn|Zn²⁺(c) ||Cu²⁺(c)|Cu(+)
    B: (-)Zn|Zn2+(0.1c)||Cu2+(0.2c)|Cu(+)
    C: (-)Zn|Zn2+(c)||Cu2+(0.1c)|Cu(+)
    D: (-)Zn|Zn2+(0.1c)||Cu²+(c)Cu(+),