Basic Chemistry
6th Edition
ISBN: 9780134878119
Author: Timberlake, Karen C. , William
Publisher: Pearson,
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Textbook Question
Chapter 11.4, Problem 40PP
Explain each of the following observations:
a. Boiling water at sea level is hotter than boiling water in the mountains.
b. Water used to sterilize surgical equipment is heated to
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• A substance has a vapor pressure of 55.1 mmHg at 35 °C and a nor-
mal boiling point of 116.9 °C. Find AHvap for this substance.
15. Calorimetry
a. How much heat needs to be taken from 0.5 kg of ethyl alcohol as a gas at its boiling point of
78.0° C to a solid at its freezing point -114° C if the latent heat of vaporization is 850,000 J/kg
and its latent heat of fusion is 104,000 J/kg, and the specific heat is 2400 J/(kg C).
b. If an piece of Iron (c = 450 J/kg C) at 65.0° C is dropped into .250 kg of ethyl alcohol at 25.0° C
and the final temperature of the two comes to 35.0° C what was the mass of the piece of iron?
c. If.35 kg
liquid ethyl alcohol initially at 35.0° C what will the final temperature be after all the solid form
solid ethyl alcohol at -114.0° C is put in a large well insulated jug holding 2.5 kg of
has melted and come to equilibrium?
11. At the end of a cooking cycle, a pressure cooker contains a mixture of water,
steam, and food at a temperature of 120°C and 1.5 atm of pressure. The
pressure is valve is opened and the pressure decreases, which alters water's
boiling point and causes the contents of the pressure cooker to cool rapidly.
Which statement best explains why the contents cooled rapidly after the
pressure was released?
A. Water lost heat as it vaporized.
B. Water absorbed heat as it vaporized.
C.
Water lost heat as it condensed.
D.
Water absorbed heat as it condensed.
Chapter 11 Solutions
Basic Chemistry
Ch. 11.1 - Prob. 1PPCh. 11.1 - Prob. 2PPCh. 11.1 - Prob. 3PPCh. 11.1 - Prob. 4PPCh. 11.1 - Prob. 5PPCh. 11.1 - Prob. 6PPCh. 11.1 - Prob. 7PPCh. 11.1 - Prob. 8PPCh. 11.2 - Prob. 9PPCh. 11.2 - Prob. 10PP
Ch. 11.2 - Prob. 11PPCh. 11.2 - Prob. 12PPCh. 11.2 - Prob. 13PPCh. 11.2 - Prob. 14PPCh. 11.2 - Prob. 15PPCh. 11.2 - Prob. 16PPCh. 11.2 - Prob. 17PPCh. 11.2 - Prob. 18PPCh. 11.2 - Prob. 19PPCh. 11.2 - Prob. 20PPCh. 11.2 - Prob. 21PPCh. 11.2 - Prob. 22PPCh. 11.2 - Prob. 23PPCh. 11.2 - Prob. 24PPCh. 11.3 - Prob. 25PPCh. 11.3 - Prob. 26PPCh. 11.3 - Prob. 27PPCh. 11.3 - Prob. 28PPCh. 11.3 - Prob. 29PPCh. 11.3 - Prob. 30PPCh. 11.3 - Prob. 31PPCh. 11.3 - Prob. 32PPCh. 11.4 - Prob. 33PPCh. 11.4 - Prob. 34PPCh. 11.4 - Prob. 35PPCh. 11.4 - Prob. 36PPCh. 11.4 - Prob. 37PPCh. 11.4 - Prob. 38PPCh. 11.4 - Prob. 39PPCh. 11.4 - Explain each of the following observations: a....Ch. 11.4 - A tank contains isoflurane, an inhaled anesthetic,...Ch. 11.4 - Prob. 42PPCh. 11.5 - Prob. 43PPCh. 11.5 - Prob. 44PPCh. 11.5 - Prob. 45PPCh. 11.5 - Prob. 46PPCh. 11.5 - Prob. 47PPCh. 11.5 - Prob. 48PPCh. 11.6 - Prob. 49PPCh. 11.6 - Prob. 50PPCh. 11.6 - Prob. 51PPCh. 11.6 - Prob. 52PPCh. 11.6 - Prob. 53PPCh. 11.6 - Prob. 54PPCh. 11.7 - Prob. 55PPCh. 11.7 - What is the volume, in liters, of 4.00 mol of...Ch. 11.7 - An oxygen gas container has a volume of 20.0 L....Ch. 11.7 - Prob. 58PPCh. 11.7 - A 25.0-g sample of nitrogen, N2 , has a volume of...Ch. 11.7 - A 0.226-g sample of carbon dioxide, CO2 , has a...Ch. 11.7 - Prob. 61PPCh. 11.7 - Prob. 62PPCh. 11.7 - Prob. 63PPCh. 11.7 - Prob. 64PPCh. 11.8 - HCl reacts with magnesium metal to produce...Ch. 11.8 - When heated to 350Cat0.950atm , ammonium nitrate...Ch. 11.8 - Butane undergoes combustion when it reacts with...Ch. 11.8 - Potassium nitrate decomposes to potassium nitrite...Ch. 11.8 - Prob. 69PPCh. 11.8 - Nitrogen dioxide reacts with water to produce...Ch. 11.9 - Prob. 71PPCh. 11.9 - Prob. 72PPCh. 11.9 - Prob. 73PPCh. 11.9 - Prob. 74PPCh. 11.9 - Prob. 75PPCh. 11.9 - Prob. 76PPCh. 11.9 - An air sample in the lungs contains oxygen at 93...Ch. 11.9 - Prob. 78PPCh. 11.9 - Prob. 79PPCh. 11.9 - Prob. 80PPCh. 11.9 - Prob. 81PPCh. 11.9 - Prob. 82PPCh. 11 - Prob. 83UTCCh. 11 - Prob. 84UTCCh. 11 - Prob. 85UTCCh. 11 - Indicate which diagram (1, 2, or 3) represents the...Ch. 11 - A balloon is filled with helium gas with a partial...Ch. 11 - Prob. 88UTCCh. 11 - Prob. 89APPCh. 11 - In the fermentation of glucose (wine making), 780...Ch. 11 - Prob. 91APPCh. 11 - Prob. 92APPCh. 11 - In 1783, Jacques Charles launched his first...Ch. 11 - Prob. 94APPCh. 11 - Prob. 95APPCh. 11 - Prob. 96APPCh. 11 - Prob. 97APPCh. 11 - A steel cylinder with a volume of 15.0 L is filled...Ch. 11 - A sample of gas with a mass of 1.62 g occupies a...Ch. 11 - Prob. 100APPCh. 11 - How many grams of...Ch. 11 - A container is filled with...Ch. 11 - How many liters of H2 gas can be produced at...Ch. 11 - Prob. 104APPCh. 11 - Prob. 105APPCh. 11 - Hydrogen gas can be produced in the laboratory...Ch. 11 - Prob. 107APPCh. 11 - Prob. 108APPCh. 11 - A gas mixture contains oxygen and argon at partial...Ch. 11 - Prob. 110APPCh. 11 - Prob. 111CPCh. 11 - When heated, KClO3 forms KCl and O2 . When a...Ch. 11 - A sample of gas with a mass of 1.020 g occupies a...Ch. 11 - A sample of an unknown gas with a mass of 3.24 g...Ch. 11 - Prob. 115CPCh. 11 - When sensors in a car detect a collision, they...Ch. 11 - Prob. 117CPCh. 11 - Prob. 118CPCh. 11 - Prob. 119CPCh. 11 - A hyperbaric chamber has a volume of 1510 L. How...Ch. 11 - Laparoscopic surgery involves inflating the...Ch. 11 - Prob. 122CPCh. 11 - Prob. 123CPCh. 11 - Prob. 124CP
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