142. Задачка по химии №014 231

Calculate the surface tension of aniline at 15 ° C if the following data were obtained using a stalagmometer: number of drops of aniline 32, number of drops of water 18. The density of aniline is 1.035 g / ml, the density of water is 0.999 g / ml. The surface tension of water at 15 ° C is 73.5 • 10-3 J / m2

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