- 56 - C i+ Ce C. K 1 C C 13 e c12 13 c = e i=l - K * 12 zi Ci (4.8-i) (4.8-12) (4.8-13) (4.8-14) ]3 1= Ce + [ Ci 1 Ci = Ni/NTo, Ce = Ne/N TOT, Ki* = Ki/NToT (4.9) From equations (4.8-1) through (4.8-12), C1 C2 - C Kl * e C2 C1 C1 C3 K2* Kl* K - K'2 ee C 2 C 2 where