( 769 ) 
| | sab 
B = (14+ 8) RT log — +. — pv, 
1+B wv 
hence (a independent of 3, see further below): 
—b 1 3 Ten ) y ) 
Re RT 3 Ware? (5 Er EN 
1-8 oe dp) woe Zop 
v—b 
But in consequence of the equation of state all the terms with 
v . 
— disappear, hence we get: 
og 
Er (x i 2) AOS. ac. OER 
ap 9 +4) ae 
db 
when we represent BS — 6, +25, by Ab. For 6 we may namely 
write : | 
b=b(l—B) + 4, . 28 = b, + B(— }, + 26,) =b, + BAB. 
For a may be written: 
ai — Ba, + 2 (1 — p28. a,, APG. 
But in case of simple association evidently a,=*/,4a,, 4,,—='/,4,, 
so that: 
. a= (1 — 6)? a, + 2(1 — £)8.a, + Ba, =a,, 
independent, of 8. 
For the relation (a) we may now write: 
4p? 
je 
log = =|¢,—26, ee RT log RL — RT log (p +5) — 
—Rt—(p+5)40|:27, 
or after substitution of the values of C, and C,: 
22 
log 
= | Pe DDC ho + 2k) — (eo) + 2@,),) + 
+ T (— (s,), + 2(s,),) + RT log R+ RT log T — RT — RT log 4 — 
— RT log € + 5) — (« + 5) as | BH 
If we now put: 
—k, 42,  — (8), + Ao), ny ae 
—~ + . sadam ate kar | 
k, 4- 2k | 
B mi a (#,)) + 2e) = % | 
we get i 
