A constant volume container holds 10 kg of air at a temperature of 20°C and a pressure of 150 kPa. Rude air is pressed and in the last case the pressure rises to 250 kPa and the temperature to 30°C. rough printed Calculate the mass of the air. (The ideal gas constant value for air is 0.287 kJ/kgK.)

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A constant volume container holds 10 kg of air at a temperature of 20°C and a pressure of 150 kPa. Rude
air is pressed and in the last case the pressure rises to 250 kPa and the temperature to 30°C. rough printed
Calculate the mass of the air. (The ideal gas constant value for air is 0.287 kJ/kgK.)

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