In a closed vessel with a volume V = 200 dm3 there is air at a temperature t1 = 25°C with a relative humidity B1 = 60%. What mass of water vapor will condense when the vessel is cooled to a temperature t2 = 10°C? Saturated vapor pressure at 25°C p1 = 3.13 103 Pa, at 10°C p2 = 1.21 103 Pa.

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