139. Solving a chemistry problem
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139. Solving a chemistry problem
150. Used cation exchanger KU-2 in the N - form. Dynamic exchange capacity (DOE) - 1200 meq / l, static exchange capacity (COE) - 4.6 meq / g. The specific volume of the cation exchanger is 2.9 g swollen per 1 g of dry cation exchanger. Calculate how much cation exchanger (dry and swollen) should be taken to isolate Ca2 cations from 1 liter of CaCl2 solution with a concentration of 0.1N.
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