146. Solving a chemistry problem

146. Solving a chemistry problem

16. To verify the applicability of the Smoluchowski theory for the coagulation of the selenium sol with a solution of potassium chloride, by determining the half-coagulation time θ according to the following experimental data:
 
Coagulation time τ, s 0 7 15 20 28 57 170
Total number of particles in 1 m 3, n⋅ 15 10 - 32.2 24.1 19.9 16.7 14.2 10.1 4.3

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