8.20. Using experimental data, verify the theory of rap

The seller is blocked and sales of the product are suspended

8.20. Using experimental data, verify the theory of rapid coagulation of a gold hydrosol with an initial concentration of v0 = 2.8 * 1014 ppm / m3 at a temperature of 296 K, dispersion medium viscosity n = 10–3 Pa * s. Determine the half coagulation time and coagulation constant.
t, s 0 60 120 300 600 900
Ev * 10–14, part / m3 2.8 2.45 2.33 1.67 1.46 1.28