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2. (10 Points) Initially, 1mol of oxygen (assumed to be an ideal gas) has temperature 310K and volume 12L. It expands to volume 19L. a.

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2. (10 Points) Initially, 1mol of oxygen (assumed to be an ideal gas) has temperature 310K and volume 12L. It expands to volume 19L. a. What would be the final temperature if the gas expands adiabatically? For oxygen, Cv,m=25R b. What would be the final pressure if, instead, the gas expands freely to the new volume, from an initial pressure of 2.0Pa ? (Hint: The temperature doesn't change during free expansion.)

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