and Viscosity of Supercooled Liquids. 



249 



1 







v. 





1 Temp. 



s. 



V. 



M 



v. 

 (Found.) 



i 



; o 

 38 



4 



9-0 



19-6 



150 



34 



8 



104 



33-8 



34-0 



32 



10 



11-1 



39-8 



430 



30 



12 



12-4 



427 



459 



28 



14 



136 



45-5 



46-0 



26 



16 



151 



467 



464 



24 



18 



169 



470 



46-4 



22 



20 



193 



45-6 



464 



The following are the results obtained with azobenzol, 

 which are also shown graphically in figs. 2 and 3; — 



Azobenzol. 

 Melting-point, 67° 5 C. 

 Density at 50° C, 1'038. 



Velocity of Solidification. 



Viscosity. 

 (Water at 15° = 1 



•) 



Temp. 



Velocity, 

 mms./min. 



Temp. 



Time. 



Viscosity. 







sees. 



1 



620 



571 



651 



60^2 



2^56 



59-7 



88-2 



637 



615 



261 



57-1 



207-0 



61-9 



62-1 



2-64 



534 



345 



1 58-5 



65-5 



2-78 



48-8 



465 



57-8 



666 



2-83 



45-5 



484 



57-5 



680 



2-89 



42-0 



492 



52-8 



75-0 



319 



41-4 



500 



51-6 



79-0 



3-36 



39-5 



500 



470 



92-1 



3-92 







43-1 



111-0 



4-70 



Calculating in the same way as before, we get C = 125, 

 which gives the following results: — 







j 



v. 



i*. 



Temp. 



s, 



V. 



(=°T> 



(Found.) 







60 



2 



2 72 



92 



90 



58 



4 



2-82 



177 



170 



56 



6 



2-94 



255 



250 



54 



8 



3-10 



322 



320 



52 



10 



330 



379 



390 



50 



12 



3-52 



426 



445 



48 



14 



3-80 



460 



470 



46 



16 



4-13 



485 



483 



44 



18 



4-52 



498 



490 



42 



20 



5 00 



1 



500 



495 



