 PbS     Units:  T(K) P(atm) Energy(J) Mass(mol) 
Name: Lead Sulfide
 
          8           P(i)
  Cp(T) =  SUM C(i) x T       (J/mol-K)
           i=1
 
        DH(298.15) S(298.15)  C(i)            P(i) C(i)            P(i) Cp          
        (J/mol)    (J/mol-K)                                            (K)         
_______ __________ __________ _______________ ____ _______________ ____ ___________ 
 
S     1 -98324.00  91.343000  47.035431       0    9.17758686E-03  1    298 - 1800  
S     1                       -32137.862      -2                        298 - 1800  
L     2 -84067.22  100.811416 46.746905       0    9.47747991E-03  1    298 - 900   
L     2                       -11991.336      -2                        298 - 900   
L     3                       66.944000       0                         900 - 2000  
G     4 131796.00  251.302556 39.252707       0    -1.10007416E-03 1    298 - 2200  
G     4                       -37948.523      -2   3.90524260E-07  2    298 - 2200  
G     4                       -1027.4601      -1                        298 - 2200  
G     5                       -48.672766      0    1.47137695E-02  1    2200 - 4400 
G     5                       -1.65740721E+08 -2   234484.95       -1   2200 - 4400 
G     5                       -834.41717      -0.5                      2200 - 4400 
G     6                       -280.74929      0    4.01493545E+09  -2   4400 - 6000 
G     6                       -4473975.4      -1   75512.808       -0.5 4400 - 6000 
_______ __________ __________ _______________ ____ _______________ ____ ___________ 
 
