15.25: A gas undergoes the unusual process Me izw0+x t j9+-1ki o:xtvsm.i $\to$ 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 feels p7jaq s4w;opj+ao -uejsn0f,k(3(bi cooljb( ak a(njw ioj 04,s +o-p3qpse7fu;. This is because

  94.35: A gas can be taken from state a to c by two different reversible pr.*coblw29q jzxe3to9ld v.xw h5j* )kocesses, 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 hea*we j5do* zxkl.9 bolq c3 xj)wvt92h.t 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 versug6 9tiwqf(3ejwup, l8s Volume graph shown, in the process of going from a to b 69 6geptw lqiw83fj( ,u0 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 a to c to d, what is the total heat added?

  96.22: When an ideal gas isihl v.6p*he u-:j0ett isothermally compressed:

  97.15: Which of the following is always true for an isothermal proce(5q4/ueg nx*)3 g 5mwkzvpo dlss of an ideal gad)5kmv4u egxg5 (l 3p wo*/zqns?

  13.31: A monatomic idrfihqs6g7 2x;bimi060ao )rieal gas undergoes a reversible isothermal expansion in an enclosed container. Whi2;misg60) hrxf06a qoi bir7ich one of the following quantities associated with the gas has a value of zero?

  09.33: An ideal gas undergoes an te i5o/ xchjsnv0-;:lisobaric expansion followed by an isochoric cooling. Whic ;vhn/jle:oxt 5ci0- sh 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. In tjk +*rqm /-e nblkpb1kw +1;zehe process, the temperature of the gas increases from 300 K to 500 K. Which one of the following choices best representsp * bqwejlem1/b1kk; zr+ n+k- the amount of work done by the gas on the surroundings?

  14.46: A monatomic, ideal gas undergoes an isobaric process. During the procle9hi1o do54z9d 3gyfess, the gas performs 80 joules of woreddyi lo9zo1g9534h f k on the surroundings. Which one of the following statements best describes the heat exchange during this process?

  07.40: Which is not true +m -mfds+n(n cof an isochoric process on an enclosed ideal gas in which the pm+cfm(-+sn dn ressure decreases?

  15.47 One mole of a diatomic ideal gas undergoes a reversfimo kc h;, k-t9:dnz 9w:*zhlible adiabatic process. The pressure and volume initially are given as P = 2.0 atm and V = 30 L. i:;k,9: lcfzw * tzo9d hmhkn-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 same im:w -8+ qe g18 mdncl0/xgnboxdeal gas are in equal volumed x-8q1n xnlo0 w/ m:mbgceg8+ 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 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 reversiblu .r ;r7kw26 rldg6ykoe processes performed on a monatomic ideal gas. Process A is isobaric (constant pressure). Process B is isothermal (constant temperature). Pro k gy uro27r6rk.w6;dlcess 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, andtkk+nf5xjedqe1 5,nytb6 rx x 8.bg( : T for an ideal gas, which one of the following reversible processeby6 d,e: f+ 1k(5keqb58 xnxrg.jttnxs has the most heat associated with it?

  04.45: Container A hasn)) 8i:bh/ow qekl,q u a sample of 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 adiabatic process that cuts the pressure in half. Which sampnu:, h)q wi)e8qk/lbole of gas is now at the higher temperature?

  08.44: A mole of a monatomic ideal gas has pressure P , vo6n7asmi 6ji *wlume V , and temperature T . Which of the following processes would result in the greatest amount of energy add 6jmi67*saiw ned to the gas from heat?

  13.48: Two identical samples o56bw n iun0r5mpba4 e0f a monatomic ideal gas are to undergo reversible processes. Which one of the following 5n5e0 wbrm0nb4up 6ia choices is a correct statement about the heat associated with the processes?
Process 1: An isochoric pressure doubling
Process 2: An isobaric volume doubling