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14-03-2024
Chemistry

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In a titration, 10.1 mL of 0.0500 M Na₂S₂O₃ was required to turn 15.0 mL of an aqueous solution containing I2^-, I3^-, and starch from dark blue to colorless. What is the concentration (in M) of the total reactive iodine species (I2 and I3 together)?

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