2. Calculate the average radius of the hydrosol particl

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2. Calculate the average radius of the hydrosol particles of the polystyrene latex, according to the data obtained with the nephelometer: the height of the illuminated part of the standard and unknown sol are h 1 = 8 × 10 -3 m and h 2 = 18 · 10 -3 m, respectively; the average radius of the particles of the standard sol r 1 = 88⋅10 -9 m. Concentrations of standard and unknown sols are equal.

Additional information

Questions and problems from the manual:
"Laboratory Workshop on Colloid Chemistry" Nekrasov AP, Veretenchenko BA, Kharkov NTU "KhPI", 2004
"Characteristic properties of disperse systems" Nekrasov AP, Kharkov, 1996
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