70. Solving a chemistry problem
2. 100 ml of 0.06 M CuSO4 solution was added to a weighed portion of the swollen cation exchanger in H form (2.5 g in terms of dry ion exchanger), the exchange capacity of which is 3.6 mmol-eq/g. Determine the concentration of Cu2 ions in the solution after equilibrium has been established.
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