15.25: A gas undergoes the unusual process ikq i * 6vh/9bxbxi(d*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,/dj/vi5;bmcwedn9 +j the stream of gas feels cool. This is /bw/ v;9ec5di n+jdmjbecause

  94.35: A gas can be taken from state a to c by two different o . 2xng6/yazbreversible 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 don nzxgb/oa .2y6e by the system during a→b→c?

  06.26: In the Pressure versus Volume graph shown, in the prob;/ w pb .0eusxt9;xmumdk 94ecess 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 dwx0msbbum9e xu;k.9/e4 pt ;f going a to c to d, what is the total heat added?

  96.22: When an ideal gas is isothermally compress0cd cxik *w;o l0h7w-red:

  97.15: Which of the following isa wacp --)olu9 always true for an isothermal process of an ideal gas-a ploc-wau9)?

  13.31: A monatomic ideal gas undergoes aq a1iq:dkg2:3 j-ms .9rst wa xzreu2) reversible isothermal expansion in an enclosed container. Which ogziadr1jq sx:k9)-a2s:2tr wue3.m qne of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas undergoes an isobaric v,nn/ youb/7q expansion followed by an isochoric cooling. Which of the following statements muun bn,q v7y/o/st be true after the completion of these processes?

  11.44: One mole of a monatomic ideal gas undergoes an isobaric expai3ilj teg 3ss6cdf6- 7nsion. In the process isg63 -lcefitd3j67s, the temperature of the gas increases from 300 K to 500 K. Which one 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 isobaric pr t9/m2e htsr2j85g:j(lab :yvbq+wz focess. During the process, the gas performs 80 joules of work on the surroundings. Which one of the following statements best describes the heat 8abs/zr5jy h2(:fvmb+9 elq2 gtjt: wexchange during this process?

  07.40: Which is not true of an isochoric process on an-4fnb.h ,ez jfl;fxh( enclosed ideal gas in which the pressure decf4zh -(bj, f e.fn;lxhreases?

  15.47 One mole of a diatomic ideal gas undergoes a reve ;tul2b*iwv6u52(gr xb.cd m ersible adiabatic process. The pressure and volume initially are 2*bg2uw (i5 u v.lb mtec;rxd6given 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 the98qc gvo- (isr same ideal gas are in equal volume containers with the same pressure and temperature in containers labeled A and B. After the processes are performed on the gases in containers A and B, w cosgq8 -i9r(vhich 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 diagramnex-x 5bkrl)*/aqrc a s 5jk.* shows four different possible reversible processes performed on a monatomic ideal gas.n 55x) qr*ka-axesk./bcjrl * 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, an08isz(yga;uv st b gyb;0 :sz,d T for an ideal gas, which one of the following reversible process ygzt(bs0sy;;s,z8gui:av0b es has the most heat associated with it?

  04.45: Container A has a sample of monatomi9ibr2) 1lcf-hfaa p2ncvx dbqza 1/74c 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 ga22c1afqbv fra -n 7h4 i9b)l1pxcad/zs 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 p7et uqp5zh(4sressure P , volume V , and temperature Tt7(p 5qs 4uzhe . 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 l )jrd.t-pg cijr*b5qqj 4/e )a monatomic ideal gas are to undergo reversible processes. Which one of the following choices is a co /)r4.)rjdci5je blt-pqjq *grrect statement about the heat associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling