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A system expands from a volume of 1.00 L to 2.00 L against a constant external...

A system expands from a volume of 1.00 L to 2.00 L against a constant external pressure of 1.00 atm. What is the work (w) done by the system? (1 L·atm = 101.3 J)

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Answer #1

volume change = V1 - V1

                        = 2 - 1

                        = 1.00 L

external pressure = 1.00 atm

work = - p dV

         = - 1 x 1

        = - 1 L.atm

work done by system = -101.3 J

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