3. A weight of bronze containing 93.20% copper is 2.0000 g. After dissolution, the solution is transferred to a volumetric flask and diluted with water to 500 ml. What volume of this solution should be taken so that after adding an excess of KI to it, 14.67 ml of Na2S2O3 solution with a copper titer of 0.006354 g/ml would be used for titration?

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