42. Solving a chemistry problem

42. Solving a chemistry problem

4. To 30 ml of 0.1070 n. a solution of potassium permanganate added sulfuric acid and an excess of potassium iodide. 33.27 ml of sodium thiosulfate solution was used for titration of the released iodine. Determine the normality of the sodium thiosulfate solution and the iodine titer.

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