,8.^01 the CompoutioH cf ChhriJe of S,,Iplmr. 411 



qu'antity of sulphur coUected on the filter weighed, when dry, 

 ^'S;u,d was neutrf.ed by means of aeetic acid and^so^me 



„i„ate °f b^y^'XIhtSd h d s^oodfor 24 hours, a shght 

 produced ; but alter tiie uh-- , ^, . .„ „f the dass containing 

 f ipit^ae -^l^^::^::'^:;^Zw-^n&io ac>d. . After 



rs°:;Srato%'.|9lfof\:l!9 Thus the. dp^'r^ 

 'foT42 9 grs. of chlonde "/ -H*"' ^nfa^V u phu olTacids 



silver; but when ^f^?^^^'^'" ' ^ ,,p„ gii^iiar in appearance to 

 deposited a browmsh-black ?^jf ' ^^^'^^'J'.fore the nitrate of 

 sulphuvet of silver, ^f^^^'^^.^^ Jthrpreci, Lble matter, and 

 silver had precipitated the whole «f ^^^ I^^^^^^^^^^^ considerably 

 the proportion of ^^^P^^f . *^/ ^.^^.^^f,/"^^^^^^ 

 towids the latt^^ar^ l^^^S of -Iverhad been Lown 

 continued to lall attei all tne ^^'""'^ , , r ^| sulphuvet, an 

 down. In order to ™-;\|fS J^^trot ced hr.o fhe liquid, 



S^.Sl'at?;ora.S';i;r?ec p-i-tatl'S s'S.er was washed w..th 



distilled water till it was F^^^^y clear substances ; 



This precipitate consisted obviously ot two dm^ 



namely, chloride o[^^l\^^-'.^"t'^Se whole tec pitate inl suf- 

 them from each other, I digested the ^^^oeplec^^^ ^^^^ 



ficient quantity of caustic ammoma to ^^^^^^^^f^^^i^^^l ,,Uitioa 

 chloride of silver which ^\^°^^t^^;^^f •-,/'';! tw the whole 

 was separated from the ^^'fr'^^ ^^ f \'^ ,^J '^^o- Sufficiently 

 upon the filter. The sulphuret oj silvei bun, y 



washed and well dried weighed \o \o grs. 



Now sulphuret of silver is a '^^-P^^^J^^^^^.^Truiphuret of 

 silver. It .s Ob-US t/^-;^^^^^^^^^^^^ ,,,phur 



ttlcT^Ah; l2-9^U of chloride of sulphur amounts t, 

 the following quantity : P,..^i„^^ 



1 . Deposited from the water ' J-46 



2. In two grains sulphite of baijtes . . u - J 



3. in 15-13 gva. of sulphuret ot silver, i ^^ 



19-67 

 Now 19-07 grs. approaches to half the weight of 42-9 grs. ^V'hicb 

 wlsthe whole chloride of sulphur subjected to uaaly.i.. 



