The van der Waals equation of state was designed to predict the relationship between pressure p, volume V and temperature 7 for gases better than the Ideal Gas Law: (p+a) (V-nb) nb)=nRT The van der Waals equation of state. R stands for the gas constant and 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. heat of vaporization molar mass gas size of a size of b kJ/mol g/mol X X 17.6 12. (Choose ne)▼ (Choose one) Y 13.9 29. (Choose one) (Choose one) V Z 9.3 21. (Choose one) ▼ (Choose one) G

Chemistry
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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<36
= 37
✓ 38
✓ 39
= 40
✓ 41
42
43
44
45
46
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:
2
())
(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.
heat of vaporization molar mass
gas
size of a
size of b
kJ/mol
g/mol
x
X
17.6
12.
(Choose ne) ▼
(Choose one) ▼
Y
13.9
29.
(Choose one) V
(Choose one) ▼
Z
9.3
21.
(Choose one) ▼
(Choose one)
Transcribed Image Text:<36 = 37 ✓ 38 ✓ 39 = 40 ✓ 41 42 43 44 45 46 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: 2 ()) (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. heat of vaporization molar mass gas size of a size of b kJ/mol g/mol x X 17.6 12. (Choose ne) ▼ (Choose one) ▼ Y 13.9 29. (Choose one) V (Choose one) ▼ Z 9.3 21. (Choose one) ▼ (Choose one)
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