and Surface Energy. 35 



Carbon Tetrachloride. 



a c =03931. T C =2S3° C. ,o = 28-5 ergsXcm. 2 ^=4-52x10-8 cm. 



From equation (1) at 0° C. a = -06609. ^ = -'0000946. 



T 80° C. 150° 0. 200° 0. 250° C. 



a T -05*52 -05190 -04717 '04244 



X (calc) 48-8 39-9 33-2 24-4 



Voung) 4 ^° ^9 32-6 [23-2] 



C /dor-benzene. 



«=-05187. T e =3o9°C. p = 35-9 ergsXcui. 2 rf=4'83xlO-S cm. 



From equation (1) at 0° 0. a =-08684. ~ = - '0000974. 



T 132° 0. 150° C. 200° C. 



a T -07399 -07223 '06736 



Vie) 78-5 737 65-4 



Voung) 74-2 72-3 65-9 



Ethyl Formate. 



'a =-03302* T=235°C* p 22 = 26'0 ergsXcin. 2 (7=4-09x10-8 cm. 



From equation (1) at 22° C. a., 2 = '04668. |^ = - 000064. 



T 50° C. 100° C. 150° C. 203° O. 



a T -04488 -04169 -03349 -03529 



\ (ealc) 96-6 84-3 70-7 53-6 



Voung) 9 < 9 85 " 7 70 ' 5 49 ' 3 



Ethyl Acetate. 



« c =-04383* T c =250° C* p =25'5 ergsxcm. 2 ^=4-31x10-8 cm. 



From equation (1) at 0° O. a = '06328. |^ = - -000078. 



T 80° C. 150° C. 200° C. 



Vic.) 81-6 66-4 52-9 



Voung) 85 ' 8 69-1 52-7 



Methyl Formate. 



a, = '02291. T C = 214°C. p t = 277 ergsXcm. 2 d=4'03xl0- d cm. 



From equation ( 1 ) at 0° O. a = "02920. ^t = - -000029. 



T 40° C. 100° C. 150° C. 



a T -02824 -02630 -02585 



Vic) 112 ' 9 ^ 741 



Voung) ™« ^ 736 



Methyl iso-butyrate. 



a c =-04946. T c -=267°'6 C. Po = 25*7 ergs x cm. 2 d= 5*03 x 10-8 cm . 



From equation (1 ) at 0° C. a = '07588. || = - -000061. 



T 90° C. 150° C. 200° O. 250° O. 



a T -07039 -06673 -06368 -00063 



A (ealc) 734 63-6 , 53'7 37'2 



A t You n B ) 76 ' 3 64 ' 5 ^ [ ;32 -°] 



* Gu ye & Frederick, Arch Sci. phys. et natur. Geneve, is. p. 22 (1900). 

 t Extrapolated from Kamsay & Aston, Zeit. Phys. Chcm. xv. p. 91 (1894). 



D 2 



