Question

How much work, w, must be done on a system to decrease its volume from 13.0L to 4.0L by exerting a constant pressure of 6,0 atm?

Answer 1

W -PAV We kno that Lath L= Date: Page: Why is there a negative sign in W-PL} The nepative sign asociated with PV wort done indicates thet as temm losses pressure CAV 20), the work done by the gystem is ngpatie indicating that a on its surroondings TF the volome et inczeases at constast energy has bst energy by herforming decreases Bet in that guestion volume of gas An 5.4sS Y 5.47 K OR 5.4 KJ Worling ON Salve Given PE 6.Oatm 13L Vini tial=13L AV=4-13= - Vfinal AV= Vinal -Vinitial 4-13=-9L =60x-9 +StatnL 54 Latm SHatmlO10 S.171SS kS Your Ans. intwo Synihicant Agep 5.4 KJ = 0.101325 KJ 1 Lobm