Second Law-Entropy The absolute entropy s=kInw Is never negative ∑PlnP S≥0 S max at equilibrium pi InW==>nIn P2 0 0.69 t=1 Order l/21/2 N k Nk N hnW=∑P n e s w 133 139 Flat distribution= high s 31414 “间邮Second Law - Entropy The absolute entropy is never negative S ≥ 0 S max at equilibrium 0 0rder 1.33 1.39 0.69 Flat distribution ≡ high S pi 1 0 0 0 0 0 n e s w 1/2 1/2 1/3 1/3 1/6 1/6 1/4 1/4 1/4 1/4