to render it a better conductor. Upontransmitting the current from a batterj of severalcells through this arrangement,bubbles of hydrogenga.! are evolved at the negative pole, and of oxygenat the positive pole, and the gases are collected inthe tubes by displacing the water. After continuingthe… … 192 CHEMICAL EFFECTS 489. The electrolysis of salts may be exhibited by filling atl-shaped tube with a solution of the salt, colored purple bythe infusion of red cabbage, and then immersing in each endof it a platinum plate connected with the poles of a battery.When the connection is complete and…
Physics
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