Entropy in isolated systems

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305926758
Posts: 31
Joined: Mon Jan 09, 2023 9:35 am

Entropy in isolated systems

Postby 305926758 » Mon Feb 06, 2023 4:39 pm

What is the relationship between W and Entropy? I know that when an isolated system is at equilibrium, W is a maximum and entropy is also a maximum at equilibrium, but what is the case when the system is not at equilibrium? Is there still a distinct relationship between the two?

Nathan_Peng_3B
Posts: 34
Joined: Mon Jan 09, 2023 9:45 am

Re: Entropy in isolated systems

Postby Nathan_Peng_3B » Tue Feb 07, 2023 7:21 pm

Hi, the relationship between degeneracy W and entropy S is the following equation: S = kB ln W, where kB is the Boltzmann constant. When W and S are maximums at equilibrium, this is less connected to their relationship with one another and has more to do with the fact that there are the highest number of states available when a system is at equilibrium. Hope this helps!


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