Question

Balance the following half reactions, in acidic conditions:
Mn2O3(s) + H+(aq) + H2O(l) + e− → Mn2+(aq) + H+(aq) + H2O(l) + e−

HAsO2(aq) + H+(aq) + H2O(l) + e− → As(s) + H+(aq) + H2O(l) + e−

Answer 1

@sweetburger You like this stuff, maybe you could shed some guidance :P

Answer 2

I would also recommend @SolomonZelman

Answer 3

Thanks for trying to help me out, folks!