An Ideal Gas Is Allowed to Undergo a Free Expansion

question 44

Multiple Choice

An ideal gas is allowed to undergo a free expansion. If its initial volume is V₁ and its final volume is V₂, the change in entropy is

• A) nR ln (V₂/V₁)
• B) nRT ln (V₂/V₁)
• C) nk ln (V₂/V₁)
• D) 0
• E) nR V₂/V₁

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