. We have an iodine solution (25cm3 ). It is titrated with sodium thiosulfate (0.1 mol dm-3). With this, around 17.6cm3 of iodine solution reacted. The concen

Question

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Answer 1

You need the balanced equation for the reaction of iodine and thiosulfate. Here it is.

 

                             2S₂O₃^2- + I₂ → S₄O₆^2- + 2I^-

 

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