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铅蓄电池在充电时,阳极反应是(    )
   A.PbSO4+2H2O====PbO2+4H+++2e-
   B.Pb+====PbSO4+2e-
   C.PbSO4+2e-====Pb+
   D.PbO2+4H+++2e-====PbSO4+2H2O

A.PbSO4+2H2O====PbO2+4H++B.174.24.96:6088/Latex/latex.action?latex=U09fNF57Mi19'
C.Pb+D.174.24.96:6088/Latex/latex.action?latex=U09fNF57Mi19'
E.PbSO4+2e-====Pb+F.174.24.96:6088/Latex/latex.action?latex=U09fNF57Mi19'
G.PbO2+4H++H.174.24.96:6088/Latex/latex.action?latex=U09fNF57Mi19'
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