A 0.6 m³ tank contains gas at a pressure of 6800 kPa gage, a temperature of 75°C and mass of 25 kg. A part of this gas was discharged and the temperature and pressure changed to 60°C and 4130 kPa respectively. Heat was applied and the temperature was back to 75°C. Find the final mass, discharged mass, and the final pressure of the gas. Answers: 15.63 kg, 9.37 kg, 4315 kPa

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9. A 0.6 m³ tank contains gas at a pressure of 6800 kPa gage, a temperature of
75°C and mass of 25 kg. A part of this gas was discharged and the temperature
and pressure changed to 60°C and 4130 kPa respectively. Heat was applied and
the temperature was back to 75°C. Find the final mass, discharged mass, and the
final pressure of the gas. Answers: 15.63 kg, 9.37 kg, 4315 kPa
Transcribed Image Text:9. A 0.6 m³ tank contains gas at a pressure of 6800 kPa gage, a temperature of 75°C and mass of 25 kg. A part of this gas was discharged and the temperature and pressure changed to 60°C and 4130 kPa respectively. Heat was applied and the temperature was back to 75°C. Find the final mass, discharged mass, and the final pressure of the gas. Answers: 15.63 kg, 9.37 kg, 4315 kPa
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