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Re: TdS is not dQ or d(anything)

>One has taken dW = -PdV which means that the
>system is IN EQUILIBRIUM all along. But the process is not necessarily
>reversible - the system is allowed to absorb, slowly though, heat from
>surroundings at a higher temperature.

"Heat" ie Q is not absorbed any more than work, ie W is absorbed. Q is
_done_ it does not move. One may talk about Q the same way one talks about
W -- they ate the same thing.



Jim Green
mailto:JMGreen@sisna.com
http://users.sisna.com/jmgreen