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Vapour Pressure and Mass of Water Vapor

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A room is filled with saturated moist air at 30oC and a total pressure of 100 kPa. If the mass of dry air in the room is 100 kg, the mass of water vapor is:

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Solution Summary

Saturated vapor pressure in a room is given. The mass of water vapor in the room is calculated.

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The water vapors in air behaves as ideal gas and therefore we may consider the moist air as a mixture of two ideal gases, where total pressure is the sum of the pressure exerted by the components individually. The saturated vapor ...

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