beatulec

I was wondering if someone could help me out with these two equations, somehow I cannot manage to balance them properly... 1)CrO4^2- + Fe^2+ --> Cr^3+ + Fe^3+ (in acidic solution) 2)MnO4^- + ClO2^- --> MnO2 + ClO4^- (in basic solution) I'll really appreciate any help, Thanks!