81 Решение задачки по химии №08 17833

173. A sample of 2.2040 g of carnallite was dissolved in a volumetric flask with a capacity of 250 cm3. To titrate a 20 cm3 solution, 17.8 cm3 of a 0.1 N Hg2(NO3)2 solution was consumed. Calculate the percentage of chlorine in the sample.

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