QUESTION 1 [25 MARKS] a) A gas is compressed in a reactor from 0.10 m³ to 0.01 m³ at a constant pressure of 2.0 X 105 Pa. Next the gas is heated at constant volume from a pressure of 2.0 X 105 Pa to 20 X 105 Pa. Finally, the gas expands isothermally at 126.85 °C back to a volume of 0.01 m³ at 2 X 105 Pa. i) (10 Marks) Sketch a PV diagram of the given conditions. Label your diagram accordingly. (3 Marks) ii) Determine the work performance per cycle. (7 Marks) b) Describe closed, open and isolated systems (5 Marks)