15.25: A gas undergoes the unusual (fq6uc5wa0tyt t1dj : 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 cylinder, the stream of gas feels i t fxgc*,v;1tbelpo42 x7d,f cool. This is becafix, vbo4t;lgfe , dpx7c*12tuse

  94.35: A gas can be taken from dpiu,d-m*23 d oucbc* state a 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 pd-cm 2dio3u b*uc d*,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 done by the system during a→b→c?

  06.26: In the Pressure versus Volume graph shown, in the process of going f(:k8yvti,xhr to q .9+bram /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 p/tk+:,yqrf(9 hv.i om8xtbarrocess of going a to c to d, what is the total heat added?

  96.22: When an ideal gas is isothermally compr b*2w ep)osj1tessed:

  97.15: Which of the following is always true for5tmk6vx :aqk (w, t4gi an isothermal process of an idett(k q4 mavw:5,gk xi6al gas?

  13.31: A monatomic ideal gas undergoes a reversible isothermal expansion in an s4n-7u kddw(z enclosed container. Which one of the following quantities associated wit n7(s4zkd- uwdh the gas has a value of zero?

  09.33: An ideal gas undergoes an isobarir 5 55ib2lxlhec expansion followed by an isochoric cooling. Which of the5xhl25l5 bi re following statements must be true after the completion of these processes?

  11.44: One mole of a monatomicxnp,9qmrf9 b2;a /alb d,nlh, ideal gas undergoes an isobaric expansion. In the process, the temperature of the gas increases from 300 K to 500 K. Which one9 a x92/m l,,;bra,nqlhnp dbf of the following choices best represents the amount of work done by the gas on the surroundings?

  14.46: A monatomic, ideal gas undergoes an isobunvgawv .1/nj322ajkon kj. h6umw;3aric process. During the process, the gas performs 80 joules of work on the surroundings. Whicwn63u uv2 v1/m.j;j.ankj3aw nh2 okgh one of the following statements best describes the heat exchange during this process?

  07.40: Which is not true of an isochoric process on an enclosed ideaau5;nivpu7d d q b5o69l gas in whic6pu79dqu ;v5 oad in5bh the pressure decreases?

  15.47 One mole of a diatomi-w j ybg s7tue5 j+xqh 0eucewaz10-85c ideal gas undergoes a reversible adiabatic 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 ee7hqy0aww5+xu8 - cz15e bu-0gjs jtdone on the gas sample by the surroundings?

  03.48: Two completely ident q((2*vl wsaurical samples of the same ideal gas are in equal volume containers with the same pressure and temperature in containers labeled A and ( u2rwvs*q (alB. 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 diffi)9c t 2tc ehg8ko23sv wcd/,qerent possible reversible processes performed on a monatomic idesqtoec),2c8 3g2 ckhvd9/twi al gas. Process A is isobaric (constant 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 vyuap.km0 : uk-nu wv.v()jxj0dy +6p an ideal gas, which one of the following re. vvk0nyau0:-( d+kwj y)jvpxupu.6 mversible processes has the most heat associated with it?

  04.45: Container A has a sample of monatomicnv.1mhi l u5m4 ideal gas, while container 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 unde5ivnmmul 4h.1 rgoes 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 P5vmrgbwvdj+d* e(/fc4 : kf p6 , volume V , and temperature T . Which of the following processes would resultf g45j6:cev(rv*/fmdkdw+ b p in the greatest amount of energy added to the gas from heat?

  13.48: Two identical samples ofdgbk zqxc()19l, )nur a monatomic ideal gas are to undergo reversible processes. Which one of the following choices is a correct statement about the heat, )gku(qb) d1ncr9lzx associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling