• 2022-05-29
    下列电池中哪个的电动势与Cl-离子的活度无关?
    A: Zn│ZnCl2(aq)│Cl2(g)│Pt
    B: Ag│AgCl(s)│KCl(aq)│Cl2(g)│Pt
    C: Hg│Hg2Cl2(s)│KCl(aq)‖AgNO3(aq)│Ag
    D: Pt│H2(g)│HCl(aq)│Cl2(g)│Pt