University Physics with Modern Physics (14th Edition)
14th Edition
ISBN: 9780321973610
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
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Chapter 19, Problem 19.11E
The process abc shown in the pV-diagram in Fig. F.19.11 involves 0.0175 mol of an ideal gas. (a) What was the lowest temperature the gas reached in this process? Where did it occur? (b) How much work was done by or on the gas from a to b? From b to c? (c) If 215 J of heat was put into the gas during abc, how many of those joules went into internal energy?
Figure E19.11
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When a gas follows path 123 on the PV diagram in the figure below, 415 J of energy flows into the system by heat and -169 J of work is
done on the gas.
10
3
(a) What is the change in the internal energy of the system?
(b) How much energy Q flows into the system if the gas follows path 143? The work done on the gas along this path is -63.0 J.
J
(c) What net work would be done on the system if the system followed path 12341?
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An ideal gas of mass 4.5 g and molar mass of 17 g.mole-1 occupies 12.7 L at 310 K. Answer the following questions based on the conditions presented.
(i) Calculate the work done under a constant external pressure of 30 kPa until the volume of gas has increased by 3.3 L.
(ii) Calculate the work done in an isothermal and reversible expansion process resulting in a final volume of 16L.
(iii) If the gas has a molar heat capacity of 30.8 J.mol-1.K-1 and is subjected to a constant volume process until it reaches a temperature of 350K, calculate the heat transfer in kJ.mol-1 of the gas.
Problem 3:
19.8 .
Figure E19.8 shows a pV-diagram for an ideal gas in
which its absolute temperature at b is one-fourth of its absolute
temperature at a. (a) What volume does this gas occupy at point b?
(b) How many joules of work was done by or on the gas in this
process? Was it done by or on the gas? (c) Did the internal energy
of the gas increase or decrease from a to b? How do you know?
(d) Did heat enter or leave the gas from a to b? How do you know?
Figure E19.8
p (atm)
b
a
1.50
V (L)
0.500
Chapter 19 Solutions
University Physics with Modern Physics (14th Edition)
Ch. 19.1 - In Example 17.7 (Section 17.6), what is the sign...Ch. 19.2 - A quantity of ideal gas undergoes an expansion...Ch. 19.3 - The system described in Fig. 19.7a undergoes four...Ch. 19.4 - Rank the following thermodynamic processes...Ch. 19.5 - Which of the processes in Fig. 19.7 are isochoric?...Ch. 19.6 - Prob. 19.6TYUCh. 19.7 - You want to cool a storage cylinder containing 10...Ch. 19.8 - You have four samples of ideal gas, each of which...Ch. 19 - For the following processes, is the work done by...Ch. 19 - Prob. 19.2DQ
Ch. 19 - In which situation must you do more work:...Ch. 19 - Prob. 19.4DQCh. 19 - Discuss the application of the first law of...Ch. 19 - When ice melts at 0C, its volume decreases. Is the...Ch. 19 - You hold an inflated balloon over a hot-air vent...Ch. 19 - You bake chocolate chip cookies and put them,...Ch. 19 - Imagine a gas made up entirely of negatively...Ch. 19 - In an adiabatic process for an ideal gas, the...Ch. 19 - When you blow on the back of your hand with your...Ch. 19 - An ideal gas expands while the pressure is kept...Ch. 19 - A liquid is irregularly stirred in a...Ch. 19 - When you use a hand pump to inflate the tires of...Ch. 19 - In the carburetor of an aircraft or automobile...Ch. 19 - On a sunny day, large bubbles of air form on the...Ch. 19 - The prevailing winds on the Hawaiian island of...Ch. 19 - Prob. 19.18DQCh. 19 - In a constant-volume process, dU = nCV dT. But in...Ch. 19 - When a gas surrounded by air is compressed...Ch. 19 - When a gas expands adiabatically, it does work on...Ch. 19 - Prob. 19.22DQCh. 19 - A system is taken from state a to state b along...Ch. 19 - A thermodynamic system undergoes a cyclic process...Ch. 19 - Two moles of an ideal gas are heated at constant...Ch. 19 - Six moles of an ideal gas are in a cylinder fitted...Ch. 19 - Prob. 19.3ECh. 19 - BIO Work Done by the Lungs. The graph in Fig....Ch. 19 - CALC During the time 0.305 mol of an ideal gas...Ch. 19 - A gas undergoes two processes. In the first, the...Ch. 19 - Work Done in a Cyclic Process. (a) In Fig. 19.7a,...Ch. 19 - Figure E19.8 shows a pV-diagram for an ideal gas...Ch. 19 - A gas in a cylinder expands from a volume of 0.110...Ch. 19 - Five moles of an ideal monatomic gas with an...Ch. 19 - The process abc shown in the pV-diagram in Fig....Ch. 19 - A gas in a cylinder is held at a constant pressure...Ch. 19 - The pV-diagram in Fig. E19.13 shows a process abc...Ch. 19 - Boiling Water at High Pressure. When water is...Ch. 19 - An ideal gas is taken from a to b on the...Ch. 19 - During an isothermal compression of an ideal gas,...Ch. 19 - A cylinder contains 0.250 mol of carbon dioxide...Ch. 19 - A cylinder contains 0.0100 mol of helium at T =...Ch. 19 - In an experiment to simulate conditions inside an...Ch. 19 - When a quantity of monatomic ideal gas expands at...Ch. 19 - Heat Q flows into a monatomic ideal gas, and the...Ch. 19 - Three moles of an ideal monatomic gas expands at a...Ch. 19 - An experimenter adds 970 J of heat to 1.75 mol of...Ch. 19 - Propane gas (C3Hg) behaves like an ideal gas with ...Ch. 19 - CALC The temperature of 0.150 mol of an ideal gas...Ch. 19 - Five moles of monatomic ideal gas have initial...Ch. 19 - A monatomic ideal gas that is initially at 1.50 ...Ch. 19 - The engine of a Ferrari F355 F1 sports car takes...Ch. 19 - During an adiabatic expansion the temperature of...Ch. 19 - A player bounces a basketball on the floor,...Ch. 19 - On a warm summer day, a large mass of air...Ch. 19 - A cylinder contains 0.100 mol of an ideal...Ch. 19 - A quantity of air is taken from state a to state b...Ch. 19 - One-half mole of an ideal gas is taken from state...Ch. 19 - Figure P19.35 shows the pV-diagram for a process...Ch. 19 - The graph in Fig. P19.36 shows a pV-diagram for...Ch. 19 - When a system is taken from state a to state b in...Ch. 19 - A thermodynamic system is taken from state a to...Ch. 19 - A volume of air (assumed to be an ideal gas) is...Ch. 19 - Three moles of argon gas (assumed to be an ideal...Ch. 19 - Two moles of an ideal monatomic gas go through the...Ch. 19 - Three moles of an ideal gas are taken around cycle...Ch. 19 - Figure P19.43 shows a pV-diagram for 0.0040 mol of...Ch. 19 - (a) Onc-third of a mole of He gas is taken along...Ch. 19 - Starting with 2.50 mol of N2 gas (assumed to be...Ch. 19 - Nitrogen gas in an expandable container is cooled...Ch. 19 - CALC A cylinder with a frictionless, movable...Ch. 19 - CP A Thermodynamic Process in a Solid. A cube of...Ch. 19 - Prob. 19.49PCh. 19 - High-Altitude Research. A large research balloon...Ch. 19 - An air pump has a cylinder 0.250 m long with a...Ch. 19 - A certain ideal gas has molar heat capacity at...Ch. 19 - A monatomic ideal gas expands slowly to twice its...Ch. 19 - CALC A cylinder with a piston contains 0.250 mol...Ch. 19 - Use the conditions and processes of Problem 19.54...Ch. 19 - CALC A cylinder with a piston contains 0.150 mol...Ch. 19 - Use the conditions and processes of Problem 19.56...Ch. 19 - Comparing Thermodynamic Processes. In a cylinder,...Ch. 19 - DATA You have recorded measurements of the heat...Ch. 19 - DATA You compress a gas in an insulated cylinderno...Ch. 19 - DATA You place a quantity of gas into a metal...Ch. 19 - Prob. 19.62CPCh. 19 - BIO ANESTHETIC GASES. One type of gas mixture used...Ch. 19 - BIO ANESTHETIC GASES. One type of gas mixture used...Ch. 19 - BIO ANESTHETIC GASES. One type of gas mixture used...Ch. 19 - BIO ANESTHETIC GASES. One type of gas mixture used...
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