wardselectromotive force which diminishes the effective electro-motive force in the cell, and weakens the cell as soon as itis in action. This effect is commonly known as polarization. 1^0. To avoid this, a variety of cells have been con-structed, in which the substance liberated at the… … mission of fluid and chemical action takes place. In onecompartment is placed a zinc rod, immersed in dilute sul-phuric acid (HjSOJ, and in the oiher a rod of copperimmersed in copper sulphate (CuSO^. In this cell theradical SO, (sulphion) takes the place of chlorine in theformer cell, zinc…
Electricity
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