A system can be taken from the initial state P_(1),V_(1) to the final state p_(2),V_(2) by two different methods. Let DeltaQ and DeltaW represent the heat given to the system and the work done by the system. Which of the following must be the same in both the methods?

A system can be taken from the initial state P_(1),V_(1) to the final

1.	A system can be taken from the initial state P_(1),V_(1) to the final state p_(2),V_(2) by two different methods. Let DeltaQ and DeltaW represent the heat given to the system and the work done by the system. Which of the following must be the same in both the methods?
Answer» `DELTAQ` `DELTAW` `DeltaQ+DeltaW` `DeltaQ-DeltaW` ANSWER :D