356. To obtain a colloidal solution of barium sulfate, 20 ml of K2SO4 with C(K2SO4) = 0.002 mol/l was added to a solution of BaCl2 with C(BaCl2) = 0.005 mol/l and a volume of 10 ml. Specify: 1. Method and method for obtaining a colloidal solution.
2. Potential-forming ions, counterions.
3. The micelle formula; name its components.
4. Zola charge sign.
5. To which electrode will the dispersed phase move during electrophoresis.
6. What electrolyte ion KNO3 causes sol coagulation?

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