99. Решение задачки по химии №15

2. A sample of metallic iron weighing 1.0132 g was dissolved in sulfuric acid to obtain a 250.00 ml solution. A 10.00 mL aliquot was titrated with 9.58 mL of potassium dichromate solution with a molar concentration equivalent of 0.075 mol/L. Calculate the mass fraction of iron in the analyzed sample.

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