60. Решение задачи по химии №006 009

25. Determine the percentage of magnesium in the alloy, if a sample of 0.2000 g is dissolved in acid, magnesium is precipitated by oxyquinoline. 1 g of KBr, 24.00 ml of a 0.1 N KBrO3 solution, and 1 g of KI were added to the solution. The released iodine was titrated with 10.50 ml of 0.04815 N Na2S2O3 solution.

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