Physical Science (12th Edition), Standalone Book
12th Edition
ISBN: 9781260150544
Author: Bill W. Tillery
Publisher: McGraw Hill Education
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Question
Chapter 22, Problem 23AC
To determine
The term used for the amount of water vapor at a particular temperature, from the following options:
effective humidity
actual humidity
absolute humidity
humidity
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Students have asked these similar questions
a. If the absolute humidity of air is 27.6 g/kg,
how many grams of water vapor are there in
the 4.8 kg of air?
b. Air at temperature 20.0°C contains some
water vapor. If the partial pressure of water
vapor is 1.98 kPa, what is the relative humidity of
the air in %? The saturation water vapor
pressure at 20.0°C is 2.34 kPa.
c. If the relative humidity of air is 80 % at 18.0°C,
what is the partial pressure of water vapor in the
air in the unit of kPa? The saturation water
vapor pressure at 18.0°C is 2.07 kPa.
By ideal gas law, the thermal pressure of a gas depends on
A. number density of particles only.
B. temperature only.
C. gravity.
D. number density of particles and temperature.
17. Which of the following three statements concerning relative humidity values of 30% and 40% are true? Note that when the relative humidityis 30%, the air temperature may be diff erent than it is when the relativehumidity is 40%. A. It is possible that at a relative humidity of 30% there is a smaller partial pressure of water vapor in the air than there is at a relativehumidity of 40%.B. It is possible that there is the same partial pressure of water vapor in the air at 30% and at 40% relative humidity. C. It is possible that at a relative humidity of 30% there is a greater partial pressure of water vapor in the air than there is at a relative humidity of 40%.(a) A, B, and C (b) Only A and B (c) Only A and C (d) Only B and C(e) Only A
Chapter 22 Solutions
Physical Science (12th Edition), Standalone Book
Ch. 22 -
1. The science that studies the atmosphere and...Ch. 22 -
2. Up from the surface, 99 percent of the mass of...Ch. 22 - Prob. 3ACCh. 22 - Prob. 4ACCh. 22 - Prob. 5ACCh. 22 - Prob. 6ACCh. 22 - Prob. 7ACCh. 22 - Prob. 8ACCh. 22 -
9. Which molecules in the atmosphere absorb...Ch. 22 - Prob. 10AC
Ch. 22 - Prob. 11ACCh. 22 -
12. What is the layer of the atmosphere where...Ch. 22 - Prob. 13ACCh. 22 - Prob. 14ACCh. 22 - Prob. 15ACCh. 22 -
16. Ultraviolet radiation is filtered by
a. the...Ch. 22 - Prob. 17ACCh. 22 - Prob. 18ACCh. 22 - Prob. 19ACCh. 22 - Prob. 20ACCh. 22 - Prob. 21ACCh. 22 - Prob. 22ACCh. 22 - Prob. 23ACCh. 22 - Prob. 24ACCh. 22 -
25. The basic shapes of clouds do not...Ch. 22 - Prob. 26ACCh. 22 - Prob. 27ACCh. 22 - Prob. 28ACCh. 22 - Prob. 29ACCh. 22 - Prob. 30ACCh. 22 - Prob. 31ACCh. 22 - Prob. 32ACCh. 22 - Prob. 33ACCh. 22 - Prob. 34ACCh. 22 - Prob. 35ACCh. 22 - Prob. 36ACCh. 22 - Prob. 37ACCh. 22 - Prob. 38ACCh. 22 - Prob. 39ACCh. 22 - Prob. 40ACCh. 22 - Prob. 41ACCh. 22 - Prob. 42ACCh. 22 - Prob. 43ACCh. 22 -
44. Without adding or removing any water vapor, a...Ch. 22 - Prob. 45ACCh. 22 - Prob. 46ACCh. 22 - Prob. 47ACCh. 22 - Prob. 48ACCh. 22 - Prob. 1QFTCh. 22 - Prob. 2QFTCh. 22 - Prob. 3QFTCh. 22 - Prob. 4QFTCh. 22 - Prob. 5QFTCh. 22 -
6. Explain the relationship between air...Ch. 22 - Prob. 7QFTCh. 22 -
8. Provide an explanation for the observation...Ch. 22 - Prob. 9QFTCh. 22 - Prob. 10QFTCh. 22 - Prob. 11QFTCh. 22 - Prob. 12QFTCh. 22 - Prob. 13QFTCh. 22 -
1. Describe how you could use a garden hose and a...Ch. 22 - Prob. 2FFACh. 22 - Prob. 3FFACh. 22 -
4. Evaluate the requirement that differential...Ch. 22 - Prob. 5FFACh. 22 - Prob. 1IICh. 22 - Prob. 1PEACh. 22 - Prob. 2PEACh. 22 - Prob. 3PEACh. 22 - Prob. 4PEACh. 22 - Prob. 5PEACh. 22 - Prob. 6PEACh. 22 - Prob. 7PEACh. 22 - Prob. 8PEACh. 22 - Prob. 9PEACh. 22 - Prob. 10PEACh. 22 - Prob. 11PEACh. 22 - Prob. 12PEACh. 22 - Prob. 13PEACh. 22 - Prob. 14PEACh. 22 - Prob. 15PEACh. 22 -
1. On the scale of a basketball, how thick, in...Ch. 22 -
2. If a piece of plastic food wrap is being...Ch. 22 - Prob. 3PEBCh. 22 - Prob. 4PEBCh. 22 - Prob. 5PEBCh. 22 -
6. If the atmospheric pressure in the eye of a...Ch. 22 -
7. A helium balloon at sea level had a volume of...Ch. 22 -
8. A helium balloon had a volume of 1.50 m3 when...Ch. 22 - Prob. 9PEBCh. 22 - Prob. 10PEBCh. 22 -
11. If the temperature on the edge of the Grand...Ch. 22 -
12. If the insolation of the Sun shining on...Ch. 22 -
13. If the insolation of the Sun shining on...Ch. 22 -
14. In the evening, a stick measuring 0.75 m...Ch. 22 -
15. If outside air with an absolute humidity of 4...
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- The absolute humidity at atmospheric pressure at 25 ° C is 0.017 kg water / kg dry air. Specify: a. Partial pressure of water vapor. = kPa b. Relative humidity = % c. Dew point temperature. = (°C)arrow_forward17. Balloons used helium at atmospheric pressure 101.325kPa and temperature 26°C. It is projected to lift and move logs from almost distant forest areas by means of balloons. What minimum balloon diameter will be required for a gross to move upward force of 30metric tons? a. 37.1934m b. 37.3607m c. 37.3190m d. 37.40226marrow_forward1. Find the variation of atmospheric pressure with elevation in the earth’s atmosphere. Assume that at all elevations, T= 0°C and g= 9.80m/s2arrow_forward
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- 5. A volume of 450 cm³ of air is measured at a pressure of 740 mm Hg absolute and a temperature of 20°C. If the pressure and temp changes to 760 mm Hg absolute and 0°C. Determine the final volume in cm³.arrow_forwardA limited amount of water in a container is subjected to 5 W/m2K convection condition as the sky temperature drops to -40 °C at a desert night. What is the corresponding ambient temperature of this situation if α = ε= 0.96. Take the freezing temperature of water as 0 °C. A. 5.68 °C B. 14.19 °C C. 28.38 °C D. 10.17 °Carrow_forwardIn cold weather, you can sometimes "see" your breath. What you are seeing is a mist of small water droplets, the same as in clouds and fog. Suppose air leaves your mouth with temperature 35°C and humidity 0.035 kg/m3 and mixes with an equal amount of air at 5°C. and humidity 0.005 kg/m3 What is the relative humidity of the mixed air if its temperature and humidity equal the averages of those of the two original air masses? Represent what happens by plotting three points in a graph like Figure 5.34.arrow_forward
- 2) A hot-air balloon can carry mass about the difference between the mass of air displaced by the balloon and the mass of the gas inside the balloon. A scientist wants to investigate mass lifting using a sphere balloon, 4.00 m in diameter and heated air at 70 °C at Kapadokva. The air temperature and atmospheric pressure at Kapadokya are 25 °C and 755 torr. The pressure in the balloon is also equal to the atmospheric pressure. a. What total mass can the balloon lift? Assume that the average molar mass of air is 29.0 g/mol. (Hint: Heated air is less dense than cool air.) b. If the balloon is filled with enough helium (4.003 g/mol) at 25 °C and 755 torr to achieve the same volume as in part a, what total mass can the balloon lift?arrow_forward7. An airplane passenger has 100 cm3 of air in his stomach just before the plane takes off from a sea level airport. What volume (in cm3) will the air have at cruising altitude if cabin pressure is 6.00 X 104 N/m2 ?, assume that the temperature does not change. 168.33arrow_forwardAt 9000 m above sea level the density of air is only about %. a. 50 b. 75 c. 35 d. 65arrow_forward
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