12. Colloidal solution obtained by pouring equal volumes of solutions A and B of different concentrations Write the formula of a micelle. Determine which ions will cause coagulation, and determine which of the coagulating electrolytes will have a lower coagulation threshold.

Solution A Solution B Coagulant electrolytes
0.004n FeCl3 0.006n K4[Fe(CN)]6 CaCl2 Na2SO4

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