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When a voltaic cell operates, ions move through the(1) anode (2) cathode (3) salt bridge (4) external circuit

User Sgb
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A voltaic cell operates such that the ions move from the negative electrode to the positive electrode.The negative electrode is the cathode while the positive electrode is the anode. This is in reverse to the cation-anion nomenclature. Hence, the answer to this problem is choice 2.
User Cadman
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