As the cell runs, anions will migrate from the Sn2+|Sn compartment to the other compartment. 2. Br2|Br- could be the other standard half cell. 3. The cathode reaction is Sn -> Sn2+ + 2e-. 4. In the external circuit, electrons flow from the Sn2+|Sn compartment to the other compartment. 5. The cathode reaction is Sn2+ + 2e- -> Sn. (choose all that apply)

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