A 72%| 4:42 PM Wed Feb 12 88 chem 1b readings chem 1b readings chem 1B discussion T| μ L 11Z(5) 20 17.55 25 23.78 30 31.86 (D) 0.0144 g (E) 0.0449 g (A) 0.0196 g (B) 0.0717 g (C) 0.0190 g J(13) The mole fraction of carbon dioxide in dry air near sea level is 0.000375, where the molar mass of carbon dioxide is 44.010. The partial pressure of carbon dioxide when the total atmospheric pressure (dry air) is 97.5 kPa is kPa. (C) 0.0370 (E) 8.40 × 10-4 (A) 2.63 × 105 (В) 5.97 х 103 (D) 1.63 (14) The concentration of carbon monoxide in a sample of air is 9.2 ppm. There are molecules of CO in 1.00 L of this air at 755 torr and 23°C. (A) 3.8 × 10-7 (B) 2.2 × 1021 (C) 2.9 × 1018 (D) 1.7 × 1020 (E) 2.3 × 1017

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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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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I'm unsure of how to answer the question attached. Also if u could explain what ppm means I assume it means part per million, but I don't understand why that would be useful for this question.

A 72%|
4:42 PM Wed Feb 12
88
chem 1b readings
chem 1b readings
chem 1B discussion
T|
μ L
11Z(5)
20
17.55
25
23.78
30
31.86
(D) 0.0144 g
(E) 0.0449 g
(A) 0.0196 g
(B) 0.0717 g
(C) 0.0190 g
J(13) The mole fraction of carbon dioxide in dry air near sea level is 0.000375, where the molar
mass of carbon dioxide is 44.010. The partial pressure of carbon dioxide when the total
atmospheric pressure (dry air) is 97.5 kPa is
kPa.
(C) 0.0370
(E) 8.40 × 10-4
(A) 2.63 × 105
(В) 5.97 х 103
(D) 1.63
(14) The concentration of carbon monoxide in a sample of air is 9.2 ppm. There are
molecules of CO in 1.00 L of this air at 755 torr and 23°C.
(A) 3.8 × 10-7
(B) 2.2 × 1021
(C) 2.9 × 1018
(D) 1.7 × 1020
(E) 2.3 × 1017
Transcribed Image Text:A 72%| 4:42 PM Wed Feb 12 88 chem 1b readings chem 1b readings chem 1B discussion T| μ L 11Z(5) 20 17.55 25 23.78 30 31.86 (D) 0.0144 g (E) 0.0449 g (A) 0.0196 g (B) 0.0717 g (C) 0.0190 g J(13) The mole fraction of carbon dioxide in dry air near sea level is 0.000375, where the molar mass of carbon dioxide is 44.010. The partial pressure of carbon dioxide when the total atmospheric pressure (dry air) is 97.5 kPa is kPa. (C) 0.0370 (E) 8.40 × 10-4 (A) 2.63 × 105 (В) 5.97 х 103 (D) 1.63 (14) The concentration of carbon monoxide in a sample of air is 9.2 ppm. There are molecules of CO in 1.00 L of this air at 755 torr and 23°C. (A) 3.8 × 10-7 (B) 2.2 × 1021 (C) 2.9 × 1018 (D) 1.7 × 1020 (E) 2.3 × 1017
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