TABLES. 



285 



TABLE II. 



■^HE ATOMIC WEIGHTS OF THE ELEMENTS CONCERNED IN 

 THE QUANTITATIVE PROCESSES DESCRIBED IN THIS BOOK. 



Aluminium, AI 27.5 



Barium, Ba 137.0 



Calcium, Ca 40.0 



Carbon, C 12.0 



Chlorine, CI 35.5 



Copper, Cu 63.5 



Iron, Fe 56.0 



Magnesium, Mg 24.0 



Manganese, Mu 55.0 



Nitrogen, N 14.0 



Oxygen, 16.0 



Phosphorus, P 31.0 



Platinum, Pt 197.1 



Potassium, K 39.1 



Silicon, Si 28.0 



Silver, Ag 108.0 



Sodium, Na 23.0 



Sulphur, S 32.0 



TABLE III. 



FACTORS FOR ESTIMATING THE SUBSTANCE SOUGHT 

 FROM THE COMPOUND OBTAINED. 



