 | Great Britain - 1894 - 610 стор.
...glass paper or a steel burnisher, carefully removing any loose pieces of the zinc. Just before nmking up the cell dip the zinc into dilute sulphuric acid,...and dry with a clean cloth or filter paper. 3. The Mercurons Sul}>hati\ — Take inercurons sulphate, purchased as pure, mix with it a small quantity... | |
 | British Association for the Advancement of Science - 1892 - 1146 стор.
...conveniently contained in a cylindrical glass vessel. Preparation of the Materials. 1. The Mercury. — To secure purity it should be first treated with acid...water, and dry with a clean cloth or filter paper. a little zinc carbonate to neutralise any free acid. The whole of the crystals should be dissolved... | |
 | British Association for the Advancement of Science - 1892 - 1258 стор.
...purity it should be first treated with acid in the usual manner, and subsequently distilled in vacno. 2. The Zinc. — Take a portion of a rod of pure zinc,...water, and dry with a clean cloth or filter paper. a little zinc carbonate to neutralise any free acid. The whole of the crystals should bo dissolved... | |
 | 1893
...copper wire, clean the whole with flass paper, carefully removing any loose pieces of the zinc. list before making up the cell, dip the zinc into dilute...Solution. — Prepare a saturated solution of pure (" pure recrystallized ") zinc sulphate by mixing in a flask distilled water with nearly twice its weight of... | |
 | American Institute of Electrical Engineers - 1893 - 780 стор.
...manner, and subsequently distilled in vacuo. 2. The Zinc. — Take a portion of a rod of pure redistilled zinc, solder to one end a piece of copper wire, clean...Just before making up the cell, dip the zinc into dihite sulphuric acid, wash with distilled water, and dry with a clean cloth or filter paper. 3. The... | |
 | Silvanus Phillips Thompson - 1894 - 648 стор.
...zinc, solder to one end a piece of copper wire, clean the whole with glass paper or a steel burnisher, carefully removing any loose pieces of the zinc. Just...and dry with a clean cloth or filter paper. 3. The Mercurous Sulphate. — Take mercurous sulphate, purchased as pure, mix with it a small quantity of... | |
 | British Association for the Advancement of Science - 1894 - 1204 стор.
...zinc, solder to one end a piece of copper wire, clean the whole with glass paper or a steel burnisher, carefully removing any loose pieces of the zinc. Just...and dry with a clean cloth or filter paper. 3. The Mercurous Sulphate. — Take mercurous sulphate, purchased as pure, mix with it a small quantity of... | |
 | British Association for the Advancement of Science - 1894 - 1104 стор.
...zinc, solder to one end a piece of copper wire, clean the whole with glass paper or a steel burnisher, carefully removing any loose pieces of the zinc. Just...water, and dry with a clean cloth or filter paper. thoroughly with cold distilled water by agitation in a bottle ; drain off the water, and repeat the... | |
 | British Association for the Advancement of Science - 1894 - 1272 стор.
...pure redistilled zinc, solder to one end a piece of copper wire, clean the whole with glass-paper, carefully removing any loose pieces of the zinc. Just...with distilled water, and dry with a clean cloth or filter-paper. 3. The Zinc Sulphate Solution. — Prepare a saturated solution of pure (' pure recrystallised... | |
 | Silvanus Phillips Thompson - 1894 - 668 стор.
...zinc, solder to one end a piece of copper wire, clean the whole with glass paper or a steel burnisher, carefully removing any loose pieces of the zinc. Just before making up the cell dip the zinc 'n'o dilute sulphuric acid, wash with distilled water, and dry with a clean cloth or filter paper.... | |
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... carefully removing any loose pieces of the zinc. Just before making up the cell dip the zinc into dilute sulphuric acid, wash with distilled water, and dry with a clean cloth or filter paper. 
