enthalpy change problem 求教

ΔS° 中的 S 是 entropy ，叫做熵或「亂度」，由亂度一詞可以更清晰它的意義，After mixing nitrogen and oxygen, it is quite obvious that the degree of randomness increase. So, ΔS° = +。It is given by Boltzmann's equation that S= k ln ω，where ω is the number of corresponding microstate.

2013-11-05 20:29:54 補充：
S= k ln W