330 1. Parkman on action of Sulphur and Phosphorus 
2d preparation. I. 1°8346 grms. substance gave 1°4830 oxyd of copper. 
II, 2°2385 grms. substance gave 5°4626 sulphate of ba. 
ryta. 
‘ I: 0d. i. 
Ist prep, 1 - yee 5354 
95°30 
Calculated. Found. 
ei eee ae ie 
77 10000 0805 
Sulphid of silver prepared by boiling sulphur with nitrate of 
1st preparation. I, 20266 grms. substance gave 1° — chlo 
| ver and 49156 sulphate of ba 
II. 1:3725 grms. substance gave 1° 1359 chlorid of si — 
: ver and 3°2839 selphen of baryia. 
2d preparation. 0°4670 grm. substance gave 0°3519 chlorid of ave 
and 14593 pine of baryts. a 
I. : 
Ag, 62: 39 62°98 ee 
site bia | 8, 33:31 32:86 
95°70 95°14 
a 108 aT: lated. one 
2d prep, 4 A: 57°45 56° 
ae \ 5S 80 42°55 42°91 
183 100-00 99°61 
ee sia aaa ds' in igniti d of copper, 
= filter may be burned along with the ipitate, | ‘ptigegte formed may 
ir, which ma: directed into the 
by means of the current of air, be ie 
r. n most cases, ay 
uction. In. the above "sider 
e su had increased Co! os 
air, : three or four ho all, 
; of . 
to burn separately. 
ne exception Seacee 2 apt 
