One Mole of an Ideal Gas at 25°C Is Expanded

question 115

Multiple Choice

One mole of an ideal gas at 25°C is expanded isothermally and reversibly from 125.0 L to 250.0 L. Which statement is correct?

• A) (  S_gas =  S_surr)
• B) (  S_gas = Rln2)
• C) (  S_gas = 0)
• D) (  S_univ = 0)
• E) (  S_surr = 0)

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