Mathematics homework help

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3H2C2O4(aq)+2MnO-4(aq) -> 6CO2(g)+2MnO2(s)+2OH-(aq)+2H2OWrite a mathematical equation for the rate of reaction as related to the concentration of oxalic acid (H2C2O4) and the rate of reaction to the concentration of permanganate (MnO4-). Also what are the units associated with the rates of reaction?