A 5-Mol Ideal Gas System Undergoes an Adiabatic Free Expansion

question 30

Multiple Choice

A 5-mol ideal gas system undergoes an adiabatic free expansion (a rapid expansion into a vacuum) ,going from an initial volume of 30 L to a final volume of 50 L.How much work is done on the system during this adiabatic free expansion?
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• A) −150 J
• B) −30 J
• C) zero
• D) +150 J
• E) ​+30 J

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