Calculate the pressure of saturated water vapor at 20°C above the spherical surface of a drop of water if its radius is: 1) r1 = 10-5 cm (fog droplet), 2) r2 = 10-7 cm. At this temperature for water s = 72, 7 mN/m, vf = 1.002 cm3/g, P0 = 17.5 mmHg.

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