5. Based on experimental data, check the theory of fast coagulation of gold hydrosol at a temperature of 290 K, the viscosity of the dispersion medium η=1.07•10−3Pa•s. Determine the half coagulation time and fast coagulation constant.
τ, s 0 60 120 240 420 600
νΣ•10−14, part/m3 2.69 2.34 2.25 2.02 1.69 1.47

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