Задача id10441

What mass (in g) of water must be additionally evaporated in a room with a volume of 49.8 m3 in order to increase the relative humidity from 25% to 50% at a temperature of 27°C? The saturated vapor pressure of water at a temperature of 27°C is 3.6 kPa, the molar mass of water is 18 kg/kmol, the universal gas constant is 8300 J/(kmol*K).

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