arianealveseng3415 arianealveseng3415 13-05-2023 Chemistry contestada a. Complete and balance the following redox reaction in acidic solution Cr2O72-(aq)+Pb2+(aq)-->Cr3+(aq)+PbO2(s) b. Complete and balance the following redox reaction in basic solution IO3-(aq)+S2-(aq)-->IO-(aq)+SO2(g)