4. To 25.0 cm3 of the solution was added 25.00 cm3 of 0.1200 N. FeSO4 solution, the excess of which was titrated with 5.00 cm3 of 0.1100 N. KMnO4 solution. Calculate the percentage of KClO3 in the solution if the density of the potassium chlorate (KClO3) solution is 1.02 g/cm3.

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