The van der Waals equation of state was designed to predict the relationship between pressure p, volume V and temperature I for gases better than the Ideal Gas Law: p+a |(V-nb) = nRT The van der Waals equation of state. R stands for the gas constant and n for the moles of gas. The van der Waals parameters a and b have to be determined for each gas by comparing to experimental data. Consider the hypothetical gases X, Y and Z listed in the table below. Use the information provided to decide the relative size of the van der Waals parameters a and b. gas boiling point °C molar mass g/mol size of a size of b X -27.4 37. (Choose one) (Choose one)▼ Y 10.7 28. (Choose one) (Choose one) N -6.7 42. (Choose one) (Choose one) 미
The van der Waals equation of state was designed to predict the relationship between pressure p, volume V and temperature I for gases better than the Ideal Gas Law: p+a |(V-nb) = nRT The van der Waals equation of state. R stands for the gas constant and n for the moles of gas. The van der Waals parameters a and b have to be determined for each gas by comparing to experimental data. Consider the hypothetical gases X, Y and Z listed in the table below. Use the information provided to decide the relative size of the van der Waals parameters a and b. gas boiling point °C molar mass g/mol size of a size of b X -27.4 37. (Choose one) (Choose one)▼ Y 10.7 28. (Choose one) (Choose one) N -6.7 42. (Choose one) (Choose one) 미
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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Transcribed Image Text:The van der Waals equation of state was designed to predict the relationship between pressure p, volume V and temperature I for gases better than the Ideal
Gas Law:
p+a
|(V-nb) = nRT
The van der Waals equation of state. R stands for the gas constant and n for the moles of gas.
The van der Waals parameters a and b have to be determined for each gas by comparing to experimental data.
Consider the hypothetical gases X, Y and Z listed in the table below. Use the information provided to decide the relative size of the van der Waals parameters a
and b.
gas
boiling point
°C
molar mass
g/mol
size of a
size of b
X
-27.4
37.
(Choose one)
(Choose one)▼
Y
10.7
28.
(Choose one)
(Choose one)
N
-6.7
42.
(Choose one)
(Choose one)
미
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