Riekena277 Riekena277

03-06-2015
Chemistry

Answered

A voltaic cell differs from an electrolytic cell in that in a voltaic cell

Aenergy is produced when the reaction occurs
Benergy is required for the reaction to occur
Cboth oxidation and reduction occur
Dneither oxidation nor reduction occurs

Verified Answer :

stephenlee0912 stephenlee0912

04-06-2015

The answer is A. Voltaic cells couple oxidation and reduction half reactions to produce electromotive force from chemical potential energy. Electrolytic cells do the opposite in that they require electromotive force to store chemical energy.

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