The equation of state for an isothermal process is A) PV = constant V 20 B) = constant T P C) = constant T D) PVY = constant
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- If an ideal gas starts out at a pressure of 128 kPa and a volume of 0.0220 m³ and then ends at a pressure of 247 kPa and volume of 0.1000 m?, how much work is done if it follows an isochoric process up to the final pressure, then an isobaric expansion to the final volume? Number Units If instead it had an isobaric expansion to the final volume, followed by an isochoric process to the final pressure, how much work is done? Number UnitsA gas expands from 2.2 L to 3.6 L against a constant external pressure of 1.6 atm. What is the work done? A. -227 J B. 227 J C. 2.24 J D. -2.24 JP (Pa) 6,000 4,000 2,000 3 (A) -80 J (B) -40 J (C) 40 J (D) 80 J (E) 180 J 2 0 0 0.01 0.02 0.03 → V (m³) 28. A sample of nitrogen gas undergoes the cyclic thermodynamic process shown above. Which of the following gives the net heat transferred to the system in one complete cycle 1-2-3-1?
- 8) Derive the work expression involving volume and temperature for an isothermal monoatomic gas using the first Law.27) Which of the following must be true for a thermodynamic process that starts and ends at the same state? A: The total heat and work for the cycle must both be zero B: The total work equals the heat C: The value of all state functions must be different at the beginning and the end of the process D: The change in internal energy over the whole cycle must equal 0 E: The temperature of the system will be constant throughout the processAnswer: a) W = −12000 J b) Q = 12000 J