6. Find the surface tension of aniline, if the followin

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6. Find the surface tension of aniline, if the following data were obtained using Traube´s stalagmometer: the number of aniline droplets 42; the aniline density ρ = 1.4 • 103 kg / m3; number of drops of water 18; the water density is ρ0 = 1.0 · 103 kg / m3; surface water tension σ0 = 73.26 • 10-3 N / m; the temperature of the experiment is T = 288 K.

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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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