Question- a 01936 gram sample of primary standard k2cr2o7, Chemistry

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Question- a 01936 gram sample of primary standard k2cr2o7

Question- A 0.1936 gram sample of primary standard K2Cr2O7 was dissolved in water. The solution was acidified and after the addition of KI, the titration of liberated I2 required 33.6 mL of Na2S2O3 solution. Calculate the molarity of the thiosulfate solution.

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