Moist air is treated as an ideal gas mixture of water vapor and dry air molecular weight of air 2884 and molecular weight of water 18 At a location the total pressure is 100 kPa the temperature is 30C and the relative humidity is 55 Given that the saturation pressure of water at 30C is 4246 Pa the mass of water vapor per kg of dry air is grams

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Moist air is treated as an ideal gas mixture of water vapor and dry air (molecular weight of air = 28.84 and molecular weight of water = 18). At a location, the total pressure is 100 kPa, the temperature is 30°C and the relative humidity is 55%. Given that the saturation pressure of water at 30°C is 4246 Pa, the mass of water vapor per kg of dry air is _____________ grams.

A. 13.7
B. 14.8
C. 15.4
D. 16.9


By:Oshal-Borkar

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Answers

Total pressure p=100kpa
temperature t=30 degree c
relative humidity


                                                                                                              
                                                      
                                                           


aksingh1818

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