7. How many grams of dry and cubic centimeters of swollen cation exchanger in the H - form will be required to isolate Ca2 ions from 500 ml of 0.2 N CaCl2 solution, if the exchange capacity of the cation exchanger is 4.85 mol-eq. / g, the specific volume of the ion exchanger is 2.8 cm3 /G?

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.