Suppose you have a gas that obeys the following modified van der Waals equation: P(V – nb) = nRT a) In 1-2 sentences, provide a physical interpretation for this equation. HINT: Compare this with the actual van der Waals equation. What does the missing term represent? b) For a gas obeying this modified van der Waals equation, derive an expression for the work done by a reversible and isothermal change in volume. c) For this modified van der Waals equation (with n and b as constants), find the following two partial derivatives: i) ƏT, ii)
Suppose you have a gas that obeys the following modified van der Waals equation: P(V – nb) = nRT a) In 1-2 sentences, provide a physical interpretation for this equation. HINT: Compare this with the actual van der Waals equation. What does the missing term represent? b) For a gas obeying this modified van der Waals equation, derive an expression for the work done by a reversible and isothermal change in volume. c) For this modified van der Waals equation (with n and b as constants), find the following two partial derivatives: i) ƏT, ii)
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:Suppose you have a gas that obeys the following modified van der Waals equation:
P(V – nb) = nRT
a) In 1-2 sentences, provide a physical interpretation for this equation.
HINT: Compare this with the actual van der Waals equation. What does the missing term represent?
b) For a gas obeying this modified van der Waals equation, derive an expression for the work done by a reversible and isothermal change in volume.
c) For this modified van der Waals equation (with n and b as constants), find the following two partial derivatives:
i)
V
ji)
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