OF ÖTEAM AKIÖINU rilÜM BOILIXG SALT SOLUTIONS. J^ 



The time occupied was about 20 minutes. The bulb of the steam 

 thermometer a remained perfectly clean ,• indeed, by w;ishin<>' it with 

 a little water and adding- a drop of silver nitrate solution to the wash- 

 ings, not a (race of cloudiness was produced, shoMing- that the 

 splashing of the solution on to it had been completely prevented. 

 In fact, the u])per portion of the cotton-woul remained perfectly clean 

 and dry. 



For the following two experiments, still more dilute acetic acid 

 was employed. The results obtained with a solution of'sodiimi nitrate 

 are as follows : — 



Temperature of tlie 



Difference. 



Ste:ini. 

 (I.) 



106-0° 



lOG-U 



107-2 



107-0 



107-7 



107-7 



107-8 



The time occupied was again about 20 minutes. The following 

 are the observations made with a solution of potassium nitrate : — 



