15.25: A gas undergoes the z0cwywj-k s a+pqc,fxdq. 5rq4; u3y2 unusual 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 streamo(vl6b/8f7 ec lnb5qfbj,i: f of gas feels cool. This jfebv f6o5 b7in ,qcf(/:8ll bis because

  94.35: A gas can be taken from state a to hbq r6h376my kc 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 much work is done by the system during a→ m7hbqy 63krh6b→c?

  06.26: In the Pressure versus Volume graph shown, in the processji81t.a z2 ihs o-k-zs of going from a to b 60 J of heat a-28koshj1its .z ai-z re 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 to d, what is the total heat added?

  96.22: When an ideal gas is isothermally compress 9fyx4k8, d(.vwvm9fz)m, m,axb:.wk msjaioed:

  97.15: Which of the following is ub c41h3:lukmj(( /wvpnydmk 3 fj(u) always true for an isothermal process of an idea 1dpk c(u3jum/fbyu:k)vwhl jn 4(3(m l gas?

  13.31: A monatomic ideal gas undergoes a reversible isothermal expansion in ausj v. f+scg 0h(zvf:uz66c4 rn ensfs (g.+64: fvv0hczjuruzc 6closed container. Which one of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas undergoe l1rc+-3 w.,wsl;kyfj :dtbjh s an isobaric expansion followed by an isochoric cooling. Which of the following statements must be s;-c+: jk,dly 1b.ljw rhftw3true after the completion of these processes?

  11.44: One mole of a monatodqudr4 .i;/kjmic ideal gas undergoes an isobaric expansion. In the process, the temperature of the gas increases from 300 K to 500 K. Which one of the following choices.4d ;uijdk/qr best represents the amount of work done by the gas on the surroundings?

  14.46: A monatomic, ideabs2lyr814k kw l gas undergoes an isobaric process. During the process, the gas performs 80 rb k842kslwy1 joules of work on the surroundings. Which one of the following statements best describes the heat exchange during this process?

  07.40: Which is not tru3ilcyc oss -oaro y./q2; d/4me of an isochoric process on an enclosed ideal gas in which the pressure doo4iyrs m3/l2;-qc/y sa od. cecreases?

  15.47 One mole of a diata/b k;vi(7x imq(dew i;f;co +omic 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 proceefib wk( i(mcix;o;+v; da/q 7ss, how much work was done on the gas sample by the surroundings?

  03.48: Two completely identical samples of the same ideal gas a07vy:lhdkp;g f7 +r usre in equal volume containers with the same pressure and temperature in containers labeled A and B. After the processes hrlv:f k 7u+yp sg70;dare 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 j+vf 2dzsrj38shows four different possible reversible processes performed on a monatomic ideal gas. Process A is isobaric (constant pressure). Process B is isothermal (constant temperature). z3+f vsjjd2r 8Process 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, wn0oe +*lx 7qjuccrrnu01zj(6v +vr p.hich one of the following reversible processes has the most heat associn70ojrp nuev vjqx*u +6c(+.c z1lr0rated with it?

  04.45: Container A has a sample ou5wzdsf0b *v1 f monatomic 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 o0 *w ud1sfbv5zf 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 gcro-7ovc0dv- n7g6 uq as has pressure P , volume V , and temperatur- rcu76-7ovoncdg q0 ve T . Which of 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 underib, z0lyr0f; q4g3z /jwvc+tw go reversible processes. Which one of the following choice3,04bgqcfi;w v+z/0 wyzrtljs is a correct statement about the heat associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling