Select the true statement concerning voltaic and electrolytic cells. Select one: a. Voltaic cells involve oxidation-reduction reactions while electrolytic cells involve decomposition reactions. b. Voltaic cells require applied electrical current while electrolytic cells do not. . c. all electrochemical cells, voltaic and electrolytic, must have spontaneous reactions. d. Electrical current drives nonspontaneous reactions in electrolytic cells.
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Here, option (D) is correct.
Electrical current drives nonspontaneous reactions in electrolytic cells. Electrolytic cell generate electricity via a non spontaneous reaction in which voltaic cell absorb electricity to drive spontaneous reaction.