1.2 Exercise 14.2 (Answer given) For the following systems, the arrow indicates the magnitude and direction of heat tran

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1 2 Exercise 14 2 Answer Given For The Following Systems The Arrow Indicates The Magnitude And Direction Of Heat Tran 1 (25.66 KiB) Viewed 27 times

1.2 Exercise 14.2 (Answer given) For the following systems, the arrow indicates the magnitude and direction of heat transfer and work. 1 2 3 3 w w a) Which of these processes is endothermic? b) For which of these processes, if any, is AU <0? c) For which system(s) is there a net gain in internal energy (i.e. AU > 0)? d) For each system, indicate whether work is done on or by the system?