9. Test the theory of fast coagulation of gold hydrosol at a temperature of 290 K, the viscosity of the dispersion medium n= 1 mPa*s using experimental data. Determine the half coagulation time and coagulation constants.
t, s 0 30 60 120 240 480
Partial concentration*10–14, part/m3 20.20 14.70 10.80 8.25 4.89 3.03

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