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42.What is the source of the electric current produced by a voltaic cell? a spontaneous oxidation-reduction reaction competing salt bridges non-spontaneous reduction at the cathode an imbalance of ion
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42.What is the source of the electric current produced by a voltaic cell?

a spontaneous oxidation-reduction reaction

competing salt bridges

non-spontaneous reduction at the cathode

an imbalance of ion charges

User Stephancasas
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a spontaneous oxidation-reduction reaction
User Ironsun
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