Given: NaBr → Na+ + Br–
For the cathode: Possible reactions:
Na+(aq) + e– → Na(s); E° = –2.71 V
2 H2O + 2 e– → H2 + 2 OH–; E° = –0.828 V
Current is applied to an aqueous solution of sodium bromide.
What is produced at the cathode?
What is produced at the anode?
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