 ... which it may be prevented from doing by attaching a piece of wood across the zinc bar, to suspend it from the cover of the battery. The jar is nearly filled with water acidulated with two pounds of sulphuric acid and one ounce of nitric acid, and...  Mechanics' Magazine - Sivu 4501855Koko teos - Tietoja tästä kirjasta
 | 1851 - 520 sivua
...reddish resinous substance which adheres to it, it is dissolved in a larger quantity of boiling water to which a few drops of hydrochloric acid have been added, and the turbid solution filtered. When the solution no longer becomes turbid, it is set aside. After long standing,... | |
 | William Francis, Henry Croft - 1851 - 496 sivua
...reddish resinous substance which adheres to it, it is dissolved in a larger quantity of boiling water to which a few drops of hydrochloric acid have been added, and the turbid solution filtered. When the solution no longer becomes turbid, it is set aside. After long standing,... | |
 | 1851 - 1248 sivua
...necessary that it should be crystallized. The powder for this purpose is dissolved in boiling water to which a few drops of hydrochloric acid have been added ; and on cooling, the salt is deposited in * Communicated by the Author. Phil Mag. S. 4, Vol. 2. No. 11.... | |
 | 1852 - 604 sivua
...necessary that it should be crystallized, The powder for this purpose is dissolved in boiling water to which a few drops of hydrochloric acid have been added; and oa cooling, the salt is deposited in the form of regular octohedrons, small, sparkling, and of a ruby-red... | |
 | 1853 - 664 sivua
...necessary that it should be crystallized. The powder for this purpose is dissolved in boiling water, to which a few drops of hydrochloric acid have been added; and on cooling, the salt is deposited in the form of regular octahedrons, small, sparkling, and of a ruby-red... | |
 | Perry Fairfax Nursey - 1855 - 640 sivua
...l-64th of an inch in thickness.) A strip of the copper cylinder about half an inch broad is cut on* to within one inch, so as to form the negative electrode...it from the cover of the battery. The jar is nearly filled with water acidulated with two pounds of sulphuric acid and one ounce of nitric acid, and the... | |
 | 1855 - 712 sivua
...bottom of the jar, the lower end of which is carefully tied with a piece of thick twine. A zinc bait is cast, with a long, and tolerably thick copper wire...it from the cover of the battery. The jar is nearly filled with water acidulated with two pounds of sulphuric acid and one ounce of nitric acid, and the... | |
 | 1855 - 802 sivua
...which has been previously coiled into a helix, so as to form a spring, to prevent the breaking off of the wire at its junction with the zinc bar. The ox-gullet...it from the cover of the battery. The jar is nearly filled with water acidulated with two pounds of sulphuric acid and one ounce of nitric acid, and the... | |
 | 1858 - 332 sivua
...a double current, or Berzelius' lamp. The fused mass is then to be dissolved out in boiling water, to which a few drops of hydrochloric acid have been added, and the sulphuric acid thrown down by chloride of barium. By dividing the precipitate thus obtained (after... | |
 | Alexander Watt (F.R.S.S.A.) - 1860 - 156 sivua
...to prevent the breaking off of the wire at its junction with the zinc bar. The ox-gullet, or cell, is now nearly filled with a concentrated solution...but not allowed to touch the bottom of the gullet, or cell, which it may be prevented from doing by attaching a piece of wood across the zinc bar, to... | |
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