Two Work Functions


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Mia Navarro 1D
Posts: 52
Joined: Fri Sep 29, 2017 7:04 am

Two Work Functions

Postby Mia Navarro 1D » Wed Jan 17, 2018 9:48 am

When do you know whether to use the w=Pext(Delta)V equation or the w=nRTln(Vf/Vi)?

Kailey Brodeur 1J
Posts: 34
Joined: Thu Jul 27, 2017 3:00 am

Re: Two Work Functions

Postby Kailey Brodeur 1J » Wed Jan 17, 2018 9:53 am

The first equation is used to determine work done against a constant external pressure. If the pressure is changing, but the work is being performed by an ideal gas, then you can use the second equation.

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