We've seen how temperature and entropy relate, so now let's look at how heat and entropy are related. It all comes down to the heat capacity. The simple formula dS = Q/T is also useful for calculating the entropy when we don't have a convenient model to calculate the multiplicities. We also discuss what happens as T approaches 0, and make some observations about "residual entropy" and how the heat capacity should behave as we approach 0 K.
Playlist: • An Introduction to Thermal Physics by...
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The textbook I am using is: Schroeder, Daniel V. "An Introduction to Thermal Physics" 1st ed., Addison Wesley Longman, 2005..