Determine the exchange capacity of the cation exchanger for CaCl-2¬, if 1.050 g of air-dry cation exchanger in the H-form with a moisture content of 0.05% is filled with 100 ml of 0.1 N CaCl2. For titration of 25 ml of eluate, 12.2 ml of 0.1 N NaOH solution were used

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