15.25: A gas undergoes th7v6f(aud+yzgc+s0ls e 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 stream of gas feel282uj i qs 8y7+x6gggpex jy:fs cool. Thiujqgx e2 2gs8 7 ipgjy8:xy6f+s is because

  94.35: A gas can be taken from state a to c by two different reversibjhw n2n4/ t2)gxcg lq39vaaw+ fq3*yd le 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. )34*hgtynw/d cfva32 nl gxwq a9 jq+2 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 ve5 xj54q9x6pxb s p0lyprsus Volume graph shown, in the process of going from a to b 60 J of heat are added, and in thsl bpxj065p954y pxqxe 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 iso, +ad,kety/ bhthermally compressed:

  97.15: Which of the following is scwp:a 3taq4- always true for an isothermal process of an ide:q wtap43ac -sal gas?

  13.31: A monatomic ideal gas unde: p,fdx0k .cx: lntk6frgoes a reversible isothermal expansion in an enclosed container. Which one of the following quantities associated with the gas has a val6ktfdxc:l , k0fxnp: .ue of zero?

  09.33: An ideal gas undergoes an isobaric expansion f5y7etf *y-pdyc-e j6p d5g,lhollowed by an isochoric cooling. Which of the following statements must be t y5yhdp jy6g pe-5ecfl*d t,7-rue after the completion of these processes?

  11.44: One mole of a monatomic ideal gas undergoes an iso mkgcm6 1dj9y7baric expansion. In the process, the temperature of the cj916 gykmm7d 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 gat( h+8wbcr(wfz ns1; js undergoes an isobaric process. During the process, the gas performs 80 joules of work on the surroundings. Which one of the following stat1scr ( j8w ;zftn(bh+wements best describes the heat exchange during this process?

  07.40: Which is not true of an isochoric process on an enclosed jq*1klx *t yu9o; wwu8ideal gas in which the pressure de y 9 j*q;wuo*wu1xk8tlcreases?

  15.47 One mole of a diatomic ideal gas undergoes a reversible adiabau s;nyg5ekx1l,w9-(1 lws dk ftic 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 proce1ky (ulf9-ks xwd,1;lgew 5sn ss, how much work was done on the gas sample by the surroundings?

  03.48: Two completely identical samples of the same ideal gas are i byzw*fe 4r(;xn equal volume containers with the same pressure and temperature in containers labeled A(zrf ye* ;bw4x and B. 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 different possible reversible procn gj 1qp17d3j/jcpk+ic-v0 csesses performed 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 (constant volume). For whdvns j +7qgki1c-cpjc 10/3jp ich process(es) does the temperature of the gas decrease?

  16.48: From a given sec *x s0 5fl-zsr) 1gwgo:k5::sx oeyjtate of P, V, and T for an ideal gas, which one of the following rever) gk5gox: s 1:*e5ozy:lx -wj0sfsr ecsible processes has the most heat associated with it?

  04.45: Container A has a sample of monatomic ideal gas, while container B has a7, f:1w zs;j l3jbsudf;y3gel 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 undergoes a reversible adiabatis3e3l 1yu j7l:f,ds;;z gbw jfc 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 , volume V hn dp* 1rgm3.11 d4jys3fmjam, and temperature T . Which of the following processfdp 1y.ms 31 3magj4*nr hm1jdes 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 rev2xd b.dvd:0ciersible processes. Which one of the following choices is a correct statement about the heat associated with the bc:id d0. xv2dprocesses?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling