How many grams of I2 are present in a solution if 34.85 mL of 0.140 M...

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How many grams of I2 are present in a solution if 34.85 mL of 0.140 M Na2S2O3 solution is needed to titrate the I2solution?

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Iodine, I2I2, reacts with aqueous thiosulfate ion in neutral solution according to the balanced equation I2(aq)+2S2O2−3(aq)→S4O2−6(aq)+2I−(aq)I2(aq)+2S2O32−(aq)→S4O62−(aq)+2I−(aq)....

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