./.= 



( 4:u ) 



(1,7()8)^^U,55()5_ l,7:}i> 

 1,239x1,^78 ~ 1,707 



,01 !> 



is obtiiiiied i^lor .r = 1 we Ibmul rtvsp. 1,004 aiul 1,007 

 Tlic formuhi tbr // now i'ives: 



b' — 



i/^^(l_^j)f^,(2H-r/>)_ 0,01328X0,9158X2,9158 _ 0,03547 _ 



m 



— 0,0319 



1,113 

 _ 1 

 ~~ 31 



1,113 



This Viiliie is aguiii ('()iisi(lora!)lv lower tliau (liat lor ,/: = 1, vi/. 



0,0534=. , which was already h»wer than the value found l>e fore 

 'lil 



1 

 on other su|»[)osilions (no t'aeloi' 1 -|- 'i")* lor UT), viz. . Also 



— vb" is Ibnnd lower. For 



— vb" = 

 yields : 



/• .f' 1 

 V— b ni ó 



(2-1-2/)-^ ^ (2.-f^+2,i-l)(2 f-vr 



2.102 0,9158 

 1,1^^ r!^78" 



f,//' — :__. X --"—_--.- X 0,01328 [3,832 H- 0,9180 X ('-^,91^/"] 

 = 1,908 X 0,0644 X 0,01328 X n,''4 = 0.190, 



vvliereas 0,295 was tbnnd for .i:=l. Hul for the ralio - rb" -. b' we 



0,190 

 now lind z=(),i, i.e. an oidy sli<ihllv hii'lier value than lor 



0,0319 j ö . o 



,t;=zi, when we fonnd 5,5 for it. 

 Finally wc have : 



^'=1— (1— ii)/, ^ ' = 1 — 0,041 (; X 0,314 X 1,102, 

 b,, b,, 



A6 vic — bic vjc — bi- bi- 



hceanse was =: 0,314, and — -- = — - — = 1,102. llence 



Vk-l>k '>'.! ''/.: b,, 



becomes =1 — 0,0144 = J 



1 

 09.4 



, so that the volume of the mole- 



cules at the critical temperature is still nearer the limiting \olnme 

 b,, tbr ./.•:=2. Vet (on account of the ureal value of //') the consecfuences 

 of this are so great that the ditïerent critical ((uantities accord per- 

 fectly with the experimental values also now, i. c. Vk : l>k gets from 

 3 the value 2,1, ƒ from 4 the value 7 and n from 0,375 the \alueO,2G5. 

 We shall now consider the sirii /'(/// i dliimclci- moi'c closely, and 

 then make a tew remarks about (he so-called "anomalous substances". 



