問答題

有下列電池,寫出各電池的電極反應(yīng)和電池反應(yīng):
(1)Pt│H2(p)│H+(a1)‖Ag+(a2)│Ag(s)
(2)Ag(s)│AgI(s)│I-((a1)‖Cl-(a2)│AgCl(s)│Ag(s)
(3)Pt│H2(p)│NaOH(a1)‖HgO(s)│Hg(l)
(4)Pt│Fe3+(a1),F(xiàn)e2+(a2)‖Ag+(a3)│Ag(s)


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