Is chlorpromazine oxidized or reduced at the graphite working electrode?Why is it not necessary to remove dissolved O2 from the solution before recording the voltammogram? What is the purpose of...

Is chlorpromazine oxidized or reduced at the graphite working electrode?Why is it not necessary to remove dissolved O2 from the solution before recording the voltammogram? What is the purpose of waiting 10 s after mixing the contents of the electrochemical cell before recording the voltammogram?