Procedure of prepare 250 ml standard solution of m 50 oxalic acid
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Weigh 1.260 g of oxalic acid crystals and dissove them in water to prepare 500 ml of M/50 oxalic acid solution using a 500 ml measuring flask. Rinse the pipette with the M/50 oxalic acid solution and pipette out 20 ml of it in a washed titration flask. Rinse and fill the burette with M/100 KMnO4 solution.
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