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Question- Calculate millimoles and mass of oxalate in the unknown sample from the following data: Mass of unknown sample is 0.5060 grams. Volume of potassium permanganate solution titrated is 30 mL.

5Na2C2O4 2KMnO4 8H2SO4 ---> 10CO2 8H2O 2MnSO4 5Na2SO4 K2SO4

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