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    Exam 10: Spontaneity, Entropy, and Free Energy
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    One Mole of an Ideal Gas at 25°C Is Expanded
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One Mole of an Ideal Gas at 25°C Is Expanded

Question 113

Question 113

Multiple Choice

One mole of an ideal gas at 25°C is expanded isothermally from 5.0 L to 10.0 L under such conditions that no work is produced in the surroundings. Which statement is correct?


A) ΔSgas = 0
B) ΔSgas = Rln2/298
C) ΔSsurr = 0
D) ΔSuniv = 0
E) ΔSgas = ΔSsurr

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