99. Solving a chemistry problem
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99. Solving a chemistry problem
3. At what minimum pH can a mixture of cations be quantitatively separated when the solution is saturated with hydrogen sulfide and what is the concentration of the precipitated ion at this pH. How many times will the concentration of the precipitated ion decrease?
Option 3 0.02M ZnCl2 and 0.05M CuCl2
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