15.25: A gas undergoes the unusuh1;lz 3yv shu6al 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 frombd8w0t(0glei z u)kqcb * j;9rh-u o;u a pressurized cylinder, the stream of gas feels coo0l-;(tbqbz)c wr0 guo98 udji*hke;ul. This is because

  94.35: A gas can be taken from state a to c by two different reversible process wxiovx)d 783ir/g:zhes, 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 donxz oiv)r:/h8 w7xid3 ge by the system during a→b→c?

  06.26: In the Pressure versus Volume graph shown, in the prw)zlya4+ u9bk ocess of going from a to b 60 J of heat are albzk9 uy4w a)+dded, 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 iscq y15q; iyr3sothermally compressed:

  97.15: Which of the following 0uu()xj/a1f ega n)ci is always true for an isothermal process of an ideal gu jiea(axcn/u)1) 0gf as?

  13.31: A monatomic ideal gas undergoes a reversible isothermal expansioxmisd:3 /wp(w n in an enclww(/:3ixpm d sosed container. Which one of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas undergoes an isobaric expansion followed djr0 y5l0 g2)-eq(8w oi 4ug el1eddiiby an isochoric cooliq(w2elyg0o )uedl8104di5 gdrei i j-ng. Which of the following statements must be true after the completion of these processes?

  11.44: One mole of a monatomic ideal gas undergoes an isobaric expansion. Ibv u 3tw*d1z36rfc;s) f*hc wmn the process, the temperature of the gas increases from 300 K to 500 K. Which one z)sf**vh3w3rdm6u 1f; bwcctof the following choices best represents the amount of work done by the gas on the surroundings?

  14.46: A monatomic, i t2eip1,glsyhy5 9hk9deal gas undergoes an isobaric process. During the process, the gas performs 80 joules of work on the surroundie,2h5py si9hl tk9 gy1ngs. Which 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 ideal gry;j1up b-1pr as in which thepy1 r;1rup-b j pressure decreases?

  15.47 One mole of a diatomic ideal gas undergoes a rhfiae ()oe- l4eversible adiabatic process. The pressure and volume initially are given as o-e( fie l)ah4P = 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 the samei2p7.kn d ku,-x/6apofoi9xr ideal gas are in equal volume containers with the same pressure and temperature in container,62k or pou-id/i7p axkfnx .9s labeled A 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 procj)eo (hms3f;q/l:v4n) rwtx wesses 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) does the temperature qt nfel h)3sj)v;r:4w /m(owxof the gas decrease?

  16.48: From a given state of P, V, and T for r suw9/ z:7 7zhr+lroaan ideal gas, which one of the following reversible processes has the most hea ua rz77srohr 9w+/l:zt associated with it?

  04.45: Container A has a sample of monatsy,dd/lpmba1(a g 2.eomic 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 adiabatic process that cuts the pressure in half. pdaas 1mbey,./ldg(2Which sample of gas is now at the higher temperature?

  08.44: A mole of a monatomic ideal gas ha5ts34fik x; zks pressure P , volume V , and temperature T . Which of the following proi fx4kzk;3s 5tcesses would result in the greatest amount of energy added to the gas from heat?

  13.48: Two identical samples of a monatomic ide( hztm 8 b8w(9hqihm7dal gas are to undergo reversible processes. Which one of the following choices is h8m 7 z9d q8w((hitbmha correct statement about the heat associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling