8 A closed system undergoes a change of state by process 1 2

Last updated: 6/1/2023

8 A closed system undergoes a change of state by process 1 2 for which Q12 10J and W12 5 J The system is now returned to its initial state by a different path 2 1 for which Q1 is 3 J The work done by the gas in the process 2 lis a 8 J c 2 J b zero d 5 J