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WHAT IS THE THIRD LAW OF THERMODYNAMIC ?


In this article we are going to discuss about the " Third Law Of Thermodynamics" its statement is given by a chemist Nernst walther in 1912 .



STATEMENT - " The Entropy of a perfect crystal at absolute zero temperature is zero "

 
[since its impossible to attain absolute zero temperature in finite number of operation's] .


 CONCLUSION -

Although its impossible to attain absolute zero temperature because some internal energy always remains in molecules meanwhile refer this law as limiting behavior for any object .

FOOTNOTES -

* Entropy - measure of how much , molecules can move disorderly

Perfect crystal - perfect crystal has definite size and arrangement of its unit cell throughout 3 - dimension without any single defect . 

* Absolute temperature - "0 kelvin " or ( - 273.15 degree Celsius ) . it is a minimum temperature any object could have .






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