posted by hayley .
Stuck on this because I haven't done chemistry in a while. Can someone guide me through it or help me out?
Balance the reduction-oxidation chemical equation in base:
MnO4- + HSO3- -> MnO2 + SO4^ 2-
Mn goes from +7 on the left to +4 on the right.
S goes from +4 on the left to +6 on the right.