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4. Consider the change of state for 10 moles of ideal gas in a closed system as shown in the figure below, 600 HW1 P2 500 400 300 a 200 10아 3.0 3.5 4.0 4.5 50 5.5 Volume, liters The gas undergoes a change of state from point A to point B via the path shown by the two arrows Assuming the change of state is reversible, a. what temperature change does the gas undergo during the change of state from A to B? b. what is the work done in Joules during the change of state? c. is work done by the gas on the surroundings or are the surroundings doing work on the gas? (make sure you get the sign correct)

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o) aup V& Volurn e A state A のR T. 360.83 k Change lm Terobe>a fun- n Tempetaton BA ニ(30 12-OY-36083 2651.2 k 〉 k △T b) Loonk0 Lo -100 x 15.0-3.0) (Lxba e*e, Volume so that meana na e aure positive %ian m uoork don 1 cal cola-Hon

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