15.25: A gas undergoes the unusual proce6qtxqu h0 90eo5dx*ht ss 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 pressus s p,qf* z(:-s;eulierized cylinder, the stream of gas feels coolsqp u- e:;,zfl*si(se. This is because

  94.35: A gas can be taken from state a to c by two different reversible pjj(-/eza0cb x rocesses, a→c or a→b→c. During the direct process a→c, 20.0 J of work are done by the systeme(/ j0azxj-b c 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 Volumeexjldba: uf g.(h1;sx:l pe6- graph shown, 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 ax; xe-u l gsdbj:.eph:(f 1a6l to c to d, what is the total heat added?

  96.22: When an ideal gas is isothermally compressed:4fbs21mrbrr2-r u9 gv

  97.15: Which of the following is a ;7if o*6 pk4rrrefvtijd6/6tlways true for an isothermal process of an ideal gtr66;6*kp7 jirfv/dri o tf4eas?

  13.31: A monatomic ideal gas undergoes a rmi)8 5e4 lcfmmeversible isothermal expansion in an enclosed container) fm4iem8ml c5. Which one of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas undergoes an isobaric expansion fo2 d 10ul v6z7clgy/m1m/dnozullowed by an isochoric cooling. Which of the following statements must be true after the completion of these l1gc7mdml6yu/u d2v /on10 zzprocesses?

  11.44: One mole of a monatomic id yvm ,isv34p .t1xpcc4eal gas undergoes an isobaric expansion. In the process, the temperature of the g4xmpv cy, s3v4i1tp. cas 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 prntai c6td0z5 ,yi,+0 nsqknc 5ocess. During the process, the gas performs 80 joules of work on the surroundings. Which one of the following statements best describes the heat exchange durinqct yi nat5s+0zn,,n6c 05idkg this process?

  07.40: Which is not true of an isochoric pl/f:1dsp qci 0rocess on an enclosed ideal gas in which the pressure/f1qpic0:dl s decreases?

  15.47 One mole of a diatomic ideal gas undergoes a reversible adiabatic process. w vf.hl6l:u6c(n wi0v 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 wfcviu v0l nhw6(.lw :6as done on the gas sample by the surroundings?

  03.48: Two completely identical samples c )5n y5wm;zauof the 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, which isua;c ym5)wn5 z 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 reveujii:ffmg a;s0 911qe rsible processes 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 which process(es)q0mfg1 ijia se; :1u9f does the temperature of the gas decrease?

  16.48: From a given state of P82f ubxtwd3z2qilm 3h 4)oy k., V, and T for an ideal gas, which one of the following reversible processes has the most heat associated with i f8q3woiu3d h24k)tbl2xyzm .t?

  04.45: Container A has a sample of sf:9g.izo9c. uij-pd 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 of moles of molecules. Each gas now undergoes a reversible adiabaticco-jui9i : gdfp9z..s 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 pres9dxw8d* 0 yldjsure P , volume V , and temperature T . Which of the following processes would result i90yxj dddw*8ln the greatest amount of energy added to the gas from heat?

  13.48: Two identical samples of a monatomic ideal gas are to undergo reveb0w4f1 -usujcrsible proc0uw s fcu-1bj4esses. Which one of the following choices is a correct statement about the heat associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling