Consider the free, isothermal (constant T) expansion of an ideal gas. "Free" means that the external force is zero, perhaps because a stopcock has been opened and the gas is allowed to expand into a vacuum. Calculate AU for this irreversible process. Show that q sion is also adiabatic (q = 0) for an ideal gas. This is analogous to a classic experiment first performed by Joule. 0, so that the expan-

Consider the free, isothermal (constant T) expansion of an ideal gas. "Free" means that the external force is zero, perhaps because a stopcock has been opened and the gas is allowed to expand into a vacuum. Calculate AU for this irreversible process. Show that q sion is also adiabatic (q = 0) for an ideal gas. This is analogous to a classic experiment first performed by Joule. 0, so that the expan-

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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Question

Consider the free, isothermal (constant T) expansion of an
ideal gas. "Free" means that the external force is zero,
perhaps because a stopcock has been opened and the gas
is allowed to expand into a vacuum. Calculate AU for this
irreversible process. Show that q
sion is also adiabatic (q = 0) for an ideal gas. This is
analogous to a classic experiment first performed by Joule.
0, so that the expan-

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