Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 231
tion in the cell will be a fadingof the deep blue color of the copper solution and a low-ering of the line of separation between blue and whiteliquids. When this occurs drop in about an ounce of coppersulphate in lumps. Be sure the lumps fall to the bottom. 232 ELEMENTARY ELECTRICITY There will… … Fig. 116. Hydrometer with Baume Scale. A saturated solution is one where the water has dis-solved all it possibly can of the chemical and leaves someyet undissolved on bottom of jar after repeated stirring. Place this in cells showing signs of exhaustion in same GRAVITY CELL 233 way as the copper…
Electricity
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