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Q. Two moles of an ideal gas undergo a reversible isothermal expansion from 3.25×10-2 to 4.59×10-2 at a temperature of 21.7. what the change of entrophy delta s of the gas.

Q. While rearranging a dorm room, a student does 300 J of work in moving a desk 2 m. What was the magnitude of the applied horizontal force?

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