A round cylindrical stadium measures 150 m in diameter and 25 m high. It is slightly pressurized to 5 kPa gage and maintains a temperature of 20ºC. The mass of air in the stadium is nearest:
A) 552 000 kg
B) 480 000 kg
C) 428 000 kg
D) 368 000 kg
A) 552 000 kg
Use the ideal gas law (pressure and temperature must be absolute). Always use Patm = 100 kPa (= 100 kN/m2) unless otherwise stated:
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