15.25: A gas undergoes the und e nm:9mj2g;/ybhd5xusual process 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 cylinqa 0.eh7c8w3opx x6(ui4 su pvder, the stream of gas feels cool ia.c3ehpxx06u4wusv8pqo (7. This is because

  94.35: A gas can be taken from state a to c by two diff.m . vr5.ndyaqcxp2t0c 1se0jerent 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 much work is do.jq0 e5vs rmcn2 1.0yc.tapxd ne by the system during a→b→c?

  06.26: In the Pressure versus Volume graph s 8gobn8 ky+v:bqs;ul1 hown, 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 of going a to c to8oguv+s ;bnq l 18kb:y d, what is the total heat added?

  96.22: When an ideal v6q(23 v,si4 y9orxuydm4rmugqy/ t:gas is isothermally compressed:

  97.15: Which of the following is always true for an isothermalmn 2 7juu;ziy)k1d 1iac89-9eyxkddo process of an ideal gas?7a;o9dd)u2y8 9keyjx 1ik1in czm-d u

  13.31: A monatomic ideal gasbr/hqo8f jj4d; 2oeir*yq. )m undergoes a reversible isothermal expansion in an encloser.;4dhqj bje8* qo2y)i f /omrd container. Which one of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas undergoes an isobaric expansion followed by an isochoric v 9 (1y1tgg2l9kxoglzcooling. Which of th19o9zt xlk1g( gyl2vge following statements must be true after the completion of these processes?

  11.44: One mole of a monatomic ideal gas undergoes an isobaric expod ana4q e)).pansion. In the process, the temperature of the gas increases from 300 K to 500 K. Which one of the following choices best represents the amounopde ) a.a)nq4t of work done by the gas on the surroundings?

  14.46: A monatomic, ideal gas und iot,+45(hdzcr y ,hh6i 0kknmergoes an isobaric process. During the process, the gas performs 80 joules of work on the surroundings. Which one of the followiic 4 h,t(yrn,6h hkz0dom+5 king statements best describes the heat exchange during this process?

  07.40: Which is not true of an isochorb+8/q nofx;rric process on an enclosed ideal gas in which tr nq/;xf+ob r8he pressure decreases?

  15.47 One mole of a diatomic ideal gas undergoes a reversible adiai8wuptq8v1 8 abu s06vbatic process. The pressure and volume initially 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 samplq0 p8i8 1v vu8bas6wtue by the surroundings?

  03.48: Two completely identical samples of the same,l/ ch qptyo:4py+ mg;y o+vesi e+(m- ideal gas are in equal volume containers with the same pressure and temperature in containers labeled A and B. After the processes are peseppi(h o +/ y:4+m vy ,y-loq;temcg+rformed 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 diagraze6o2-svn3 2-er wiahma 1 6ggy; l1gzm shows four different possible reversible processes performed on a monatomic ideal gas. Process A is isobaric (con -h eoilavs 6a3en1gg;gy61mr w2 z2-zstant pressure). Process B is isothermal (constant temperature). 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 gas, which2x6 y ddxrqd,:)g u5jm one of the following reversibx,:yujm5dg62r )ddqx le processes has the most heat associated with it?

  04.45: Container A has a sample of monatomic ideal gas,rtg v1wav31eku2jd)g ,2 9zeo while container B has a 2 k) 3adtg12rv1e u,evjozgw9sample 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 pressure in half. Which sample of gas is now at the higher temperature?

  08.44: A mole of a monatomic ideal ghvix +vyj sk3j 4/3if0as has pressure P , volume V , and temperature T . Which of the following processes would result in the greatest amount of energy addekij hvvsyf34/+j3x0 i d to the gas from heat?

  13.48: Two identical samples of a mona6pq 3g;.wbsgv-53bciy6 n idztomic ideal gas are to undergo reversible processes. Which one of the following choices is a correct statement about the heat associates; yz 5vqgi6d36-3bibwp .cn gd with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling