Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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#80

Transcribed Image Text:102
a blgmna ar Ar
O2
165 mm Hg
52 mm Hg
H2
smuze) eldet or lom
What is the total pressure of the mixture?
76. A mixture of helium, nitrogen, and oxygen has a total
sure of 752 mm Hg. The partial pressures of helium and ni.
trogen are 234 mm Hg and 197 mm Hg, respectively. What
is the partial pressure of oxygen in the mixture?
pres-
78. The oxygen gas emitted from an aquatic plant during photc
synthesis is collected over water at 25 °C and a total pressur
of 753 torr. What is the partial pressure of the oxygen gas?
80. An air sample contains 0.038% CO2. If the total pressure
758 mm Hg, what is the partial pressure of CO2?
82. A scuba diver breathing normal air descends to 100 m
depth, where the total pressure is 11 atm. What is the parti
C pressure of oxygen that the diver experiences at this dept.
Is the diver in danger of experiencing oxygen toxicity?
84. Calculate the volume of each gas sample at STP.
(a) 21.2 mol N2O
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