ON THE BOILING POINTS OF AQUEOUS SOLUTIONS OF ELECTROLYTES. 201 



strengths, and found, in the case of pure water, that a steady boiling temperature 

 could be raised, or lowered, by increasing or decreasing the strength of the source 



m 



p,i 



m 



2 



$ 



% 



1 z 



3 -4- 



•5 



ELEVATION 



OF BOILING 



Fig. 3. 



TEMP. 



of heat, within the range of several hundredths of a degree ; while a solution, on the 

 other hand, was found to take up a definite boiling temperature which was inde- 

 pendent of small changes in the strength of the source of heat so long as ebullition 

 TRANS. ROY. SOC. EDIN., VOL. XLV. PART I. (NO. 8). 28 



