Sample Problem 21.2
Diagramming voltaic cells
PLAN:
SOLUTION:
Identify the oxidation and reduction reactions and write each half-reaction. Associate the (-)(Cr) pole with the anode (oxidation) and the (+) pole with the cathode (reduction).
voltmeter
salt bridge
Cr(s) | Cr3+(aq) || Ag+(aq) | Ag(s)
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