A text-book on chemistryFor the use of schools and colleges . f sul-phate of copper resting on the shelf aboveP. The interior cylinder P A is filled withdilute sulphuric acid, and an amalgamatedrod of zinc, 2, dips into it. From the cop-per and zinc rods project, terminated bybinding screws, with which the polar wiresmay be connected. Twenty or thirty cellsof this description furnish a combination of great convenient and inexpensive form of Daniells bat-tery is shown in Fig. 121. The sulphate of copper iscontained in glass jars, and the copper cup (7, Fig. 120,is replaced by a sheet of
A text-book on chemistryFor the use of schools and colleges . f sul-phate of copper resting on the shelf aboveP. The interior cylinder P A is filled withdilute sulphuric acid, and an amalgamatedrod of zinc, 2, dips into it. From the cop-per and zinc rods project, terminated bybinding screws, with which the polar wiresmay be connected. Twenty or thirty cellsof this description furnish a combination of great convenient and inexpensive form of Daniells bat-tery is shown in Fig. 121. The sulphate of copper iscontained in glass jars, and the copper cup (7, Fig. 120,is replaced by a sheet of copper, A, bent into a cylin-drical form. for the crystals is supported bylittle pieces of copper, turned in as at d d. The slip bserves to connect the copper with the zinc of the nextcell. At B C the method of arranging the cells to-gether is seen. Smees battery is also a very valuable consists of a plate of platinized silver, or platinized What is the object of amalgamating the zinc? Describe Dan-iells battery. Describe Fig. 153
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Keywords: ., bookcentury1800, bookde, booksubjectchemistry, booksubjectphysics
