• 2022-06-30
    已知 298 K 时, φƟ (Ag+,Ag)=0.799 V, 下列电池的 EƟ为 0.627 V . Pt, H2│H2SO4(aq)│Ag2SO4(s)│Ag(s) 则 Ag2SO4的活度积为:
    A: 3.8×10-17
    B: 1.2×10-3
    C: 2.98×10-3
    D: 1.52×10-6
  • D

    内容

    • 0

      可以直接用来求Ag2SO4的溶度积的电池是( ) A: Ag|AgNO3(a)||H2SO4(a)|Ag2SO4(s)|Ag(s) B: Pt|H2(p)|H2SO4(a)| Ag2SO4(s)|Ag C: Ag(s)|Ag2SO4(s)|K2SO4(a)||HCl(a)|AgCl(s)|Ag(s) D: Ag|AgNO3(a)||K2SO4(a)|PbSO4(s)|Pb(s)

    • 1

      可以直接用来求Ag2SO4的溶度积的电池是​ A: Pt|H2(p)|H2SO4(a)| Ag2SO4(s)|Ag B: Ag|AgNO3(a)||K2SO4(a)|PbSO4(s)|Pb(s) C: Ag(s)|Ag2SO4(s)|K2SO4(a)||HCl(a)|AgCl(s)|Ag(s) D: Ag|AgNO3(a)||H2SO4(a)|Ag2SO4(s)|Ag(s)

    • 2

      可以直接用来求Ag2SO4的溶度积的电池是:( ) A: Pt|H2(p)|H2SO4(a)| Ag2SO4(s)|Ag B: Ag|AgNO3(a)||K2SO4(a)|PbSO4(s),Pb(s) C: Ag(s),Ag2SO4(s)|K2SO4(a)||HCl(a)|AgCl(s),Ag(s) D: Ag|AgNO3(a)||H2SO4(a)|Ag2SO4(s),Ag(s)

    • 3

      可以直接用来求Ag2SO4,的溶度积的电池是() A: Pt|H2(p)|H2SO4(a)|AgSO4(s)|Ag;( B: AglAgNO3(a)||K2SO4(a)|PbSO4(s),Pb(s);( C: Ag(s),Ag2SO4(s)|K2SO4(a)||HCI(a)|AgCl(s),Ag(s);( D: Ag|AgNO3(a)||H2SO4(a)|Ag2SO4(s),Ag(s)

    • 4

      下列电池中,哪个电池反应不可逆:()()A.()Zn()(s)|Zn()2+()||Cu()2+()|()Cu(s)()B.()Zn()(s)|H()2()SO()4()|()Cu(s)()C.()Pt,H()2()(g)|HCl(aq)|AgCl()(s),Ag(s)()D.()Pb()(s),PbSO()4()(s)|H()2()SO()4()(aq)|()PbSO()4()(s),PbO()2()(s)