94. Solving a chemistry problem
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94. Solving a chemistry problem
25 ml of NH4CI solution was poured into the apparatus for the determination of ammonium salts by distillation and treated with concentrated NaOH solution. Ammonia was distilled off in 50 ml of HCl solution (THCI = 0.003646 g/ml). Then the excess of HC1 was titrated with 23.05 ml of an alkali solution with ТNaOH = 0.004015 g/ml. How many grams of ammonium chloride are in the sample taken?
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