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April 17, 2014

Homework Help: Chemistry

Posted by Yukiko on Wednesday, September 3, 2008 at 1:36am.

Balance the following redox equations. All occur in Acidic solutions.

1. Cr2O7^2-^ + C2O4^2-^ -> Cr^3+^ + CO2
2. Cu + NO3^-^ -> CU^2+^ + NO
3. MnO2+ HNO2 -> Mn^2+^ + NO3^-^
4. PbO2 + Mn^2+^ + SO4^2-^ -> PbSO4 + MnO4^-^
5. HNO2 + Cr2O7^2-^ -> Cr^3+^ + NO3^-^

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