Time remaining:
A gas-filled cylinder equipped with a moveable piston expands from 1.75L

Chemistry
Tutor: None Selected Time limit: 0 Hours

to 3.25L against a constant pressure of 1.40 atm. How much work is done by the system? 101.3 J=1.000 L atm

Dec 15th, 2014

Work is equal to pressure times change in volume.

W=P(Vf - Vi)
W=1.40 atm (3.25 L- 1.75 L)
W=1.40 atm (1.50 L)
W=2.1 L atm

Convert L atm to J.

2.1 L atm * (101.3 J/1 L atm) = 212.73 J

Dec 16th, 2014

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