15.25: A gas undergoes the unusual procetk enc.46)tqxu ksc+1wep ni c(t .*q*ss M $\to$ N in the pressure vs. volume graph shown. Which one of the following choices properly represents the signs of the internal energy change of the gas $\Delta$U, the total energy transferred as heat to the gas Q, and the total work done on the gas by the surroundings W, for this process?

  03.28: When gas escapes from a pressurized 61x dbb :jc nies)(l.k g/z*vlcylinder, the stream of gas feels cool. This is becausex.1ekgnb li)bc/j:l d zs*v(6

  94.35: A gas can be taken from state a to c by two different retg4:moti w2j7stdacg5 /2i-v versible processes, a→c or a→b→c. During the direct process a→c, 20.0 J of work are done by the system and 30.0 J of heat are added to the system. During the process a→b→c, 25.0 J of heat are added to the system. How much to i72d52wm tij/vstgg a :-4cwork is done by the system during a→b→c?

  06.26: In the Pressure versus Volume graph shown, in the process o/wtr- h/msu. -o8ex vyf going from a to b 60 J of heat are added, and in the process of going from b to d 2/ vow-.-x uhs/ 8ertym0 J of heat are added. In the process of going a to c to d, what is the total heat added?

  96.22: When an ideal gas is is2l7 m835kukvz/1.xft 8cv u zm huah+wothermally compressed:

  97.15: Which of the following is always tr zmsl6eeq*5l0/akpdi6y2k2ial o + u/ue for an isothermal process of an idea y 2zk im/ a6l*6/eqk0 s52apuodle+ill gas?

  13.31: A monatomic ideal gas undergoes a reversible isothermal expansion in an an,mf)hov il-ehl43x b5g(j3enclosed container. Which one3i3gle vhao4nlx ),m-5 j(fhb of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas 269(kzij n+mfn;ohtvz*7lli( vx t:0q9wma uundergoes an isobaric expansion followed by an isochoric cooling. Which of the following statements must be true after the completion of these processesqlzhjvi 0m( k*9mv6ol w(7x2 +fnn:t;tuiaz9?

  11.44: One mole of a monatomic ideal gas undazox dvp.zo;p4 z/f( cgnwx- 0y+7yb 8ergoes an isobaric expansion. In the process, the temperature of the gas increases from 300 K to 500 K. Which one of the following c-(vp487gowz ; y znxc+o/ya fxp0.dzbhoices best represents the amount of work done by the gas on the surroundings?

  14.46: A monatomic, ideal gag qr:u*dqub47 s undergoes an isobaric process. During the process, the gas performs 80 joules of work7 :b gr4uu*dqq on the surroundings. Which one of the following statements best describes the heat exchange during this process?

  07.40: Which is not true of an isochoric process on : qes y7f36svcan enclosed ideal gas in which the ps3vscf e7q:y6ressure decreases?

  15.47 One mole of a diatomic ideal gas undergoes a6mnc ww**hqk; reversible adiabatic process. The pressure and volume initially are given as P = 2.0 atm and V = 30 L. If the volume is ha;nc6* w *whqkmlved during the adiabatic process, how much work was done on the gas sample by the surroundings?

  03.48: Two completely identical samples of the srm2z7 jxrr nn:6k9x 1p b+ iy46xs5yxye9 7xsaame ideal gas are in equal volume containers with the same pressure and temperature in containers labe7 xn7b 6 x jmy2956y1n+y:9akxrzpre ri4xssxled A and B. After the processes are performed on the gases in containers A and B, which is at the higher temperature?
The gas in container A performs non-zero work W on the surroundings during an isobaric (constant pressure) process before the pressure is reduced isochorically (constant volume) to 1/2 its initial amount.
The gas in container B has its pressure reduced isochorically (constant volume) to 1/2 its initial value and then the gas performs non-zero work W on the surroundings during an isobaric (constant pressure) process.

  05.38: The PV diagram shows four different possible reversibab +v m;+nz3vrle processes performed on a monatomic ideal gas. Process A is isobaric (constant pressure). Process B is isothermal (constant tempe 3bvnvr++z;ma rature). Process C is adiabatic. Process D is isochoric (constant volume). For which process(es) does the temperature of the gas decrease?

  16.48: From a given state of P, V, and T for an ideal gv3lqjn6(;6 + ctyakq57: a /qiruq rvhas, which one of the following reversible processes has the 6ny :u( lir+ 3/;ha vtqqvqa57rjcq6kmost heat associated with it?

  04.45: Container A has a sample of monatomic ideal gas, while containy.h .8gwf5r xinn/yb: er B has a sample of diatomic ideal gas. The two gases start with the same initial temperature, volume, pressure, and number of moles of molecules. Each gas now undergoes a reversible adiabatic process that cuts the pressufrx8. wn.y/5:ingh byre in half. Which sample of gas is now at the higher temperature?

  08.44: A mole of a monatomic ideal gas has pressure P , volume V , o: fhc3/*fpm yand temperature T . Which of the following processes would result in the greatest amount of energy ad3fh c fmo:*y/pded to the gas from heat?

  13.48: Two identical samples of a monatomic ideal gas are to undergo reveq3hr 3r66f 1 +pfwidairsible processes. Which one of the following choices is a correct statement about the heat associated wihir6fd faw+ 163rp3q ith the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling