150 



RESEARCHES UPON ATOMIC WEIGHTS. 



Series I. zAgCI: Ag2Cr04. 

 Ag 



AgCl 



= 0.752632I 



Corrected 



weight of 



AgjCrOi in 



vacuum. 



gm. 



10.30985 



8.26920 



6.56679 



Weight of 

 AgCi in 

 vacuum. 



am. 



8.90835 

 7-14327 

 5-67324 



Loss on 

 fusion. 



gm. 

 0.00063 

 0.00063 

 0.00039 



Weight of 

 asbestos 



gm. 

 0.00117 

 0.0021 1 

 0.00136 



Dissolved 



AgCl from 



filtrate. 



gm. 

 0.00019 

 0.00017 

 0.00023 



Corrected 



weight of 



AgCl in 



vacuum. 



gm. 

 8.90908 

 7.14492 

 5-67444 



Ratio 



2 AgCl: 



Ag^CrOi. 



0.864132 

 0.864040 

 0.8641 1 1 



Average 



Per cent of Ag in Ag2Cr04 65.0345 



0.864094 



Series II. 2 AgBr: AgaCrO^ 



Ag 



AgBr 



= 0.574453' 



Corrected 

 weight of 

 AgjCrOi 



in 

 vacuum. 



gm. 

 2.63788 

 2.82753 



2-33454 

 1. 77910 

 2.33198 

 3.10402 

 2.92751 

 4.21999 

 5.24815 

 6.24014 

 7-92313 



Weight of 



AgBr 



in 



vacuum. 



gm. 

 2.98579 

 3.20018 

 2.64054 

 2.01304 

 2.63988 

 3-S1311 

 3-31411 

 4.77677 



5-93939 

 7.06401 

 8.96913 



Loss on 

 fusion. 



gm. 

 0.00028 

 0.00008 

 0.00032 

 0.00050 

 0.00030 

 0.00033 

 0.00027 

 0.00055 

 0.00025 

 0.00039 

 0.00083 



Weight of 

 asbestos. 



gm. 

 0.00056 

 0.00060 

 0.00220 

 0.00144 

 0.00034 

 0.00094 

 0.00033 

 0.00126 

 0.00170 

 0.00104 

 0.00129 



Weight of 



AgBr 



from 



filtrate. 



gm. 



0.00014 

 0.00014 

 0.00026 

 0.00004 

 0.00002 

 0.00018 

 0.000 10 

 0.00014 

 0.00020 

 0.00018 

 0.00022 



Corrected 

 weight of 

 AgBr in 

 vacuum. 



gm. 

 2.98621 

 3.20084 

 2.64268 

 2.01402 

 2.63994 

 3-51390 

 3-3H27 

 4.77762 

 5.94104 

 7.06484 

 8.96982 



Ratio 

 2 AgBr: 

 AgjCr04. 



1. 13205 



1. 13203 

 I.13199 



1. 13204 



1. 13206 



1. 13205 

 I.13211 

 I.13214 

 1. 13203 

 I.13216 

 I.13211 



Average 1. 13207 



Per cent of Ag in Ag2Cr04 65.0321 



Average per cent of Ag in Ag2Cr04 65.0333 



* Richards and Wells : loc cit. 

 ' Baxter: loc cit. 



