24 



JOURNAL OF THE 



are calculated in grains to th-^ gallon and for purposes of compari- 

 son certain published analyses are appended. 



I is tlie Campus well; II the well at President Battle's; III the 

 well at Hon. John Manning's; IV the well at Dr. Venable's; V the 

 well at Mrs. Hendon's; VI the well at Dr. Phillips' ; VII is calculated 

 from the analysis of a pure spring in Surrey, England, published in 

 Watt's Dictionary ; VIII is a spring, less pure, from Yorkshire, Eng- 

 land; IX is the lake of Geneva; X is rain-water. 



Na CI .... 



K CI 



Nao So^ . . 

 Kg S04 .. - 



Na.3 COg . 



Ko C03 



Mg S04 . . - 

 Mg Clo.-. 

 MgCo3... 



Ca C03 



SiOo 



Oxidizable 

 Org. mat. . 



Total 



.873 



11 i III 



IV 



V I VI 



VII 



.416 9. 90S 2.3202.264 3.283 .722 

 .260 .128 .261! .I4II .327 



.211 



VIII. 

 43- 246 



I. 121 .212 



084 .303 -- 



.227 .092 

 .106 .359 



.486! -.210 3.066 .987 



.420 

 2.493 



•438 



5-915 



.905 4.485 7.740 



.666 1.942 2.841 



.279 .162 .138 



• 003 



1.078 

 38.414 



IX 



----- .253 

 --- i 1-235 



.583; 



1.220I 9.005 



2.963! 2.676 



trace. 



trace. 



162' .579 



3.202 19.956 14.603 ♦7-456 17-172 



.829 

 Ca 804 = . 899 



•754 



3-34 



.656 

 1.767 



I 525 



.185 



2.465 

 •504 



4-693 

 .058 

 Ca 804 = . 746 



87.243! 8.466 



X. Organic matter - -- 040 



Chemical Laborator5\ U. N. C, ) 

 January 12th, 1884. j 



ACTION OF AMMONIA HYDRATE UPON LEAD 



CHLORIDE. 



JULIAN WOOD. 



The lead chloride for these experiments was gotten by precipita- 

 ting pure lead nitrate with hydrochloric acid. The precipitate was 

 thoroughly washed and dried. To about 7 grains of thi> chloride 

 140 c.c. of ammonia solution was added, the mixture being heated 



