UNIVERSITY PHYSICS, VOL.1 (OER)18th EditionOpenStax Publisher: XANEDUISBN: 2810021150053
UNIVERSITY PHYSICS, VOL.1 (OER)
Solutions for UNIVERSITY PHYSICS,VOL.1 (OER)
Problem 2.1CYU:
Check Your Understanding The recommended daily amount of vitamin B3 or niacin, C6NH5 O2, for women...Problem 2.2CYU:
Check Understanding The density of in a Classroom ( p=1.00 and T=20C ) is 1.28 kg/m3. At what...Problem 2.3CYU:
Check Your Understanding Liquids and solids have densities on the order of 1000 greater than gases....Problem 2.4CYU:
Check Your Understanding If you consider a very small object, such as a grain of pollen, in a gas,...Problem 2.5CYU:
Check Your Understanding Which has a longer mean free path, liquid water or water vapor in the air?Problem 2.6CYU:
Check Your Understanding Suppose 2 moles of helium gas at 200 K are mixed with 2 moles gas at 400 K...Problem 1CQ:
Two H2 molecules can react with one O2 molecule to produce two H2O molecules. How many moles of...Problem 2CQ:
Under what circumstances would you expect a gas to behave significantly differently than predicted...Problem 3CQ:
A constant-volume gas thermometer contains a fixed amount of gas. What property of the gas is...Problem 4CQ:
Inflate a balloon at room temperature. Leave the inflated balloon in the refrigerator overnight....Problem 5CQ:
In the last chapter, free convection was explained as the result of buoyant forces on hot fluids....Problem 6CQ:
How is momentum related to the pressure exerted by a gas? Explain on the molecular level,...Problem 7CQ:
If one kind of molecule has double the radius of another and eight times the mass, how do their mean...Problem 9CQ:
Why do the atmospheres of Jupiter, Saturn, Uranus, and Neptune, which are much more massive and...Problem 10CQ:
Statistical mechanics says that in a gas maintained at a constant temperature through thermal...Problem 11CQ:
Which is more dangerous, a closet where tanks of nitrogen are stored, or one where tanks of carbon...Problem 12CQ:
Experimentally it appears that many polyatomic molecules' vibrational degrees of freedom can...Problem 13CQ:
One might think that the internal energy of diatomic gases is given by Eint=5RT/2 . Do diatomic...Problem 14CQ:
You mix 5 moles of H2 at 300 K with 5 moles of He at 360 K in a perfectly insulated calorimeter. Is...Problem 15CQ:
One cylinder contains helium gas and another contains krypton gas at the same temperature. Mark each...Problem 16CQ:
Repeat the previous question if one gas is still helium but the other is changed to fluorine, F2.Problem 17CQ:
An ideal gas is at a temperature of 300 K. To double the average speed of its molecules, what does...Problem 18P:
The gauge pressure in your car tires is 2.50105N/m2 at a temperature of 35.0 when you drive it onto...Problem 19P:
Suppose a gas-filled incandescent light bulb is manufactured so that the gas inside the bulb is at...Problem 20P:
People buying food in sealed bags at high elevations often notice that the bags are puffed up...Problem 21P:
How many moles are there in (a) 0.0500 g of N2 gas (M = 28.0 g/mol)? (b) 10.0 g of CO2 gas (M = 44.0...Problem 22P:
A cubic container of volume 2.00 L holds 0.500 mol of nitrogen gas at a temperature of 25.0 . What...Problem 23P:
Calculate the number of moles in the 2.00-L volume of air in the lungs of the average person. Note...Problem 24P:
An airplane passenger has 100 cm3 of air in his stomach just before the plane takes off from a...Problem 25P:
A company advertises that it delivers helium at a gauge pressure of 1.72107 Pa in a cylinder of...Problem 26P:
According to http:hyperphysics.phy-astr.gsu.edu/hbase/solar/venusenv.html, the atmosphere of Venus...Problem 27P:
An expensive vacuum system can achieve a pressure as low as 1.00107 N/m2 at 20.0 . How many...Problem 28P:
The number density N/V of gas molecules at a certain location in the space above our planet is about...Problem 29P:
A bicycle tire contains 2.00 L of gas at an absolute pressure of 7.00105 N/m2 and a temperature of...Problem 30P:
In a common demonstration, a bottle is heated and stoppered with a hard-boiled egg that's a little...Problem 31P:
A high-pressure gas cylinder contains 50.0 L of toxic gas at a pressure of 14107 N/m2 and a...Problem 33P:
Calculate the depth to which Avogadro's number of table tennis balls would cover Earth. Each ball...Problem 34P:
(a) What is the gauge pressure in a 25.0 cc car tire containing 3.60 mol of gas in a 30.0-L volume?...Problem 35P:
A person hits a tennis ball with a mass of 0.058 kg against a wall. The average component of the...Problem 36P:
A person is in a closed room (a racquetball court) with v=453 m3 hitting a ball (m 42.0 g) around at...Problem 37P:
Five bicyclists are riding at the following speeds: 5.4 m/s, 5.7 m/s, 5.8 m/s, 6.0 m/s, and 6.5 m/s....Problem 38P:
Some incandescent light bulbs are filled with argon gas. What is vrms for argon atoms near the...Problem 39P:
Typical molecular speeds (vrms) are large, even at low temperatures. What is vrms for helium atoms...Problem 40P:
What is the average kinetic energy in joules of hydrogen atoms on the 5500 surface of the Sun? (b)...Problem 41P:
What is the ratio of the average translational kinetic energy of a nitrogen molecule at a...Problem 42P:
What is the total translational kinetic energy of the air molecules in a room of volume 23 m3 if the...Problem 43P:
The product of the pressure and volume of a sample of hydrogen gas at 0.00 is 80.0 J. (a) How many...Problem 44P:
What is the gauge pressure inside a tank of 4.86104 mol of compressed nitrogen with a volume of 6.56...Problem 45P:
If the rms speed of oxygen molecules inside a refrigerator of volume 22.0 ft.3 is 465 m/s, what is...Problem 46P:
The escape velocity of any object from Earth is 11.1 km/s. At what temperature would oxygen...Problem 47P:
The escape velocity from the Moon is much smaller than that from the Earth, only 2.38 km/s. At what...Problem 48P:
Nuclear fusion, the energy solute of Sun, hydrogen bombs, and fusion reactors, occurs much more...Problem 49P:
Suppose that the typical speed (vrms) of carbon dioxide molecules (molar mass is 44.0 g/mol) in a...Problem 50P:
(a) Hydrogen molecules (molar mass is equal to 2.016 g/mol) have vrms equal to 193 m/s. What is the...Problem 51P:
There are two important isotopes of uranium, U235 and U238 ; these isotopes are nearly identical...Problem 52P:
The partial pressure of carbon dioxide in the lungs is about 470 Pa when the total pressure in the...Problem 53P:
Dry air consists of approximately 78% nitrogen, 21% oxygen, and 1% argon by mole, with trace amounts...Problem 54P:
(a) Using data from the previous problem, find the mass of nitrogen, oxygen, and argon in 1 mol of...Problem 55P:
(a) Given that air is 21% oxygen, find the minimum atmospheric pressure that gives a relatively safe...Problem 56P:
(a) If the partial pressure of water vapor is 8.05 torr, what is the dew point? (760 torr = I atm...Problem 57P:
To give a helium atom nonzero angular momentum requires about 21.2 eV of energy (that is, 21.2 eV is...Problem 58P:
(a) How much heat must be added to raise the temperature of 1.5 mol of air 25.0 to 33.0 at...Problem 59P:
A sealed, rigid container of 0.560 mol of an unknown ideal gas at a temperature of 30.0 is cooled...Problem 60P:
A sample of neon gas (Ne, molar mass M=20.2 g/mol) at a temperature of 13.0 is put into a steel...Problem 61P:
A steel container of mass 135 g contains 24.0 g of ammonia, NH3, which has a molar mass of 17.0...Problem 62P:
A sealed room has a volume of 24 m3. It's filled with air, which may be assumed to be diatomic, at a...Problem 63P:
Heliox, a mixture of helium and oxygen, is sometimes given to hospital patients who have trouble...Problem 64P:
Professional divas sometimes use heliox, consisting of 79% helium and 21% oxygen by mole. Suppose a...Problem 65P:
In car racing, one advantage of mixing liquid nitrous oxide (N2O) with air is that the boiling of...Problem 66P:
In a sample of hydrogen sulfide ( M=34.1 g/mol) at a temperature of 3.00102 K, estimate the ratio of...Problem 67P:
Using the approximation v1v1+v f(v)dvf(v1)v for small v , estimate the fraction of nitrogen...Problem 68P:
Using the method of the preceding problem, estimate the fraction of nitric oxide (NO) molecules at a...Problem 69P:
By counting squares in the following figure, estimate the fraction of argon atoms at T = 300 K that...Problem 70P:
Using a numerical integration method such as Simpson's rule, find the fraction of molecules in a...Problem 71P:
Find (a) the most probable speed, (b) the average speed, and (c) the rms speed for nitrogen...Problem 73P:
At what temperature is the average speed of carbon dioxide molecules ( M=44.0 g/mol) 510 m/s?Problem 74P:
The most probable speed for molecules of a gas at 296 K is 263 m/s. What is the molar mass of the...Problem 75P:
a) At what temperature do oxygen molecules have the same average speed as helium atoms ( M=4.00...Problem 76AP:
In the deep space between galaxies, the density of molecules (which are mostly single atoms) can be...Problem 77AP:
(a) Find the density in SI units of air at a pressure of 1.00 atm and a temperature of 20 , assuming...Problem 78AP:
The air inside a hot-air balloon has a temperature of 370 K and a pressure of 101.3 kPa, the same as...Problem 79AP:
When an air bubble rises from the bottom to the top of a freshwater lake, its volume increases by...Problem 80AP:
(a) Use the ideal gas equation to estimate the temperature at which 1.00 kg of steam (molar mass...Problem 81AP:
One process for decaffeinating coffee uses carbon dioxide ( M=44.0 g/mol) at a molar density of...Problem 82AP:
On a winter day when the air temperature is 0 , the relative humidity is 50%. Outside air comes...Problem 83AP:
On a warm day when the air temperature is 30 , a metal can is slowly cooled by adding bits of ice to...Problem 84AP:
(a) People often think of humid air as "heavy." Compare the densities of air with 0% relative...Problem 85AP:
The mean flee path for helium at a certain temperature and pressure is 2.10107 m. The radius of a...Problem 86AP:
The mean free path for methane at a temperature of 269 K and a pressure of 1.11105 Pa is 4.81108 m....Problem 87AP:
In the chapter on fluid mechanics, Bernoulli's equation for the flow of incompressible fluids was...Problem 88AP:
Find the total number of collisions between molecules in 1.00 s in 1.00 L of nitrogen gas at...Problem 89AP:
(a) Estimate the specific heat capacity of sodium from the Law of Dulong and Petit. The molar mass...Problem 90AP:
A sealed, perfectly insulated container contains 0.630 mol of air at 20.0 and an iron stirring bar...Problem 91AP:
Find the ratio f(vp)/f(vrms) for hydrogen gas ( M=2.02 g/mol) at a temperature of 77.0 K.Problem 92AP:
Unreasonable results. (a) Find the temperature of 0.360 kg of water, modeled as an ideal gas, at a...Problem 93AP:
Unreasonable results. (a) Find the sped of hydrogen sulfide, H2S, molecules at a temperature of 250...Problem 94CP:
An airtight dispenser for drinking water is 25 cm × 10 cm in horizontal dimensions and 20 cm tall....Problem 95CP:
Eight bumper cars, each with a mass of 322 kg. are running in a room 21.0 m long and 130 m wide....Problem 96CP:
Verify that vp=2kBTm.`Problem 97CP:
Verify the normalization equation 0f(v)dv=1 In doing the integral, first make substitution...Problem 98CP:
Verify that v=8kBTm. Make the same scaling transformation as in the preceding problem.`Problem 99CP:
Verify that vrms=v2=3kBTm.`Browse All Chapters of This Textbook
Chapter 1 - Temperature And HeatChapter 2 - The Kinetic Theory Of GasesChapter 3 - The First Law Of ThermodynamicsChapter 4 - The Second Law Of ThermodynamicsChapter 5 - Electric Charges And FieldsChapter 6 - Gauss's LawChapter 7 - Electric PotentialChapter 8 - CapacitanceChapter 9 - Current And ResistanceChapter 10 - Direct-current Circuits
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More Editions of This Book
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UNIVERSITY PHYSICS,VOL.2 (OER)
16th Edition
ISBN: 2810022325764
UNIVERSITY PHYSICS VOL.2 (OER)
17th Edition
ISBN: 9781506698168
University Physics Volume 2
18th Edition
ISBN: 9781938168161
UNIVERSITY PHYSICS,VOL.2 (OER)
18th Edition
ISBN: 2810020283899
UNIVERSITY PHYSICS,VOL.2 (OER)
17th Edition
ISBN: 2810022229031
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