314 MR. W. R. BOUSFIELD AND DR. T. M. LOWBY ON THE ELECTRICAL 



04 



0-3 





o 



I 







5 o 



-O-l 20 



-0-2 



0% NaOH H>56 20% 30% 40% 5^ 



Diagram V. Variation of solution volume with concentration at different temperatures. 



(See p. 282.) 



