15.25: A gas undergoes the unusual process M 64jokkp/ dn7 fe0yc-q $\to$ 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 cylinder, the stream of gas feels c0puc4l1ihb pii , drof* mu7.1ool. This is because71fi ,mpu 4ibh p.1d0o*lruc i

  94.35: A gas can be taken from state 3 er;r ;a:bjxzr,q7fpa to c by two different reversible 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 muc;qfb; ,j7 rx:zr3 raeph work is done by the system during a→b→c?

  06.26: In the Pressure versu1)enwk0w vof/j bw .xo:ru*zh(w-gg; s Volume graph shown, in the process of going from a to b 60 J of heat are added, and in the process of going from b to d 20 J of heat are added. In the process o)u1(ro*:kw wfjwo .we-0 vx zhbn/g g;f going a to c to d, what is the total heat added?

  96.22: When an ideal gas is isothe hjii7. dohcnzz-f96e )dhmw0 f2be)9rmally compressed:

  97.15: Which of the following is always true for an isothermpoj, tn6i 0zds0.hs a91 tdtkfl,/2is al process of an ideal gas?sp,st9z n0 j h 1dfo i.ldt,0its26a/k

  13.31: A monatomic ideal gas undergoes a reversiblevviezb.e7 9jyw7 9, ks- aph8d isothermal expansion in an enclosed container. Which one of the following quantities associated with the eive7 sp7wjya.h-9 k,zb9 8vdgas has a value of zero?

  09.33: An ideal gas undergoes an isobaric expa0* u t;ysr:vrpnsion followed by an isochoric cooling. Which of the following statements must be true after the trru; v*s p0y:completion of these processes?

  11.44: One mole of a monatomic ideal gas undergoes an isobaric expansion. In thevg *uk:+ssk )j 7slt8p process, the temperature of the gas increases from 300 K to 500 K. Which one of the following choicg7vps+8s jk ls*t:)k ues best represents the amount of work done by the gas on the surroundings?

  14.46: A monatomic, ideal gas undergoes an isobaric process. During the*s 2xk*qhhnb 1 process, the gas performs 80 joules of work on the surroundings. Which one of the following statements best describes the heat exchange during this b2*h 1k* hnxsqprocess?

  07.40: Which is not true of an isochoric process on an enclo69 hfs4l3c 6h,oq1nu;u ajhvz: et/txsed ideal gas in which the pressuretx;one6f9st,clj hqu ah6u v3/4z1 :h decreases?

  15.47 One mole of a diatomic ideal gas undergoes a reversible adiabatit*sm mnc8q3w p.wa17jc process. The pressure and volume initiall7na mt .jqp381cwwm*s y are given as P = 2.0 atm and V = 30 L. If the volume is halved during the adiabatic process, how much work was done on the gas sample by the surroundings?

  03.48: Two completely identical samples of the same ideal 8g6w - t*vpi,1jngu5/krffu vgas are in equal volume containers with the same pressure and temperature in containers labeled A and B. After the processes are performed on th6ptuv/ gvknrf5-i, fwj u*18ge 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 reversible processes performz;nu r9c 0emzdkw/(m+p va9x6ed on a monatomic ideal gas. Process A is isobaric (constant pressure). Process B is isothermal (constant temperature). Process C is adiabatic. Process D is isochoric (w6( mx; /m+ur az0vzc9pndke9constant volume). For which process(es) does the temperature of the gas decrease?

  16.48: From a given state of P.no 9hms/voi1, V, and T for an ideal gas, which one of the following reversible pr9 1invsomho/. ocesses has the most heat associated with it?

  04.45: Container A has a sample of monatomic ideal gaph1s s4;w nuyyq93t:3 m 03qdppg* ldut3s ag2s, while container B has a sample of diatomic ideal gas. Tsyu1 m30awn9 p*g;33uhgp dy3qssdl 4t2:qt phe 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 pressure in half. Which sample of gas is now at the higher temperature?

  08.44: A mole of a monatomic ideal gas has pressure P , l 1cfr85.ji dv tn4qnlzebqvg 5,,3. lvolume V , and temperature T . Which on,v4 8dv. igl15 5z,r3jq.telflncbq f the following processes would result in the greatest amount of energy added to the gas from heat?

  13.48: Two identical samples of a monatomic ideal gas are to undergo reve-9 ksl;7 zas4wmiv sv1rsible processes. Which one of the following choices is a lsv974m s;z-i vaw s1kcorrect statement about the heat associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling