Third Law of Thermodynamics along with fundamental equations

Description
In this lecture the third law which is telling us that we can't quite get to zero degrees Kelvin, but that as the temperature approaches zero degrees Kelvin, the absolute entropy of a pure substance in perfect crystalline form is zero are discussed.
Prof. Keith A. Nelson and Prof. Moungi Bawendi, 5.60 Thermodynamics & Kinetics, Spring 2008, Massachusetts Institute of Technology: MIT OpenCourseWare), http://ocw.mit.edu (Accessed 2 january 2011). License: Creative Commons BY-NC-SA: http://ocw.mit.edu/terms/#cc