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Q&A: Which component is necessary in an electrolytic cell but not in a voltaic cell?

Question by Sumiko: Which component is necessary in an electrolytic cell but not in a voltaic cell?
Which component is necessary in an electrolytic cell but not in a voltaic cell?
a) a porous plate or salt bridge
b) electrical wire
c) a power source, such as a battery
d) an electrolyte bath

Best answer:

Answer by sandie
(c), a voltaic cell is itself a power source

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