A Manual of Elementary Chemistry, Theoretical and PracticalH.C. Lea, 1872 - 833 ページ |
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多く使われている語句
acetic acid action albumin alcohol aldehyde alkalies ammonia ammonium analogous anhydrous antimony aqueous atoms barium benzoic benzoic acid bodies boiling bromine C₂H₂O C₂H₃ calcium called carbon dioxide carbonic acid chemical chloric acid chloride color colorless combination composition compounds containing converted cooling copper crystalline crystals cyanide decomposed decomposition density dilute dissolves distillation easily ethene ether ethyl excess filtered forms formula fused gases glass heat hydrate hydrochloric acid hydrogen sulphide insoluble iodide iodine iron isomeric latter liquid mass melts mercury metallic mixed mixture molecules monoxide neutral nitrate nitric acid nitrogen obtained odor oil of vitriol oxalic acid oxide oxygen phosphate phosphorus platinum potassium potassium chloride powder precipitate prepared prisms produced pure reaction salts separated silver sodium sodium carbonate solid soluble soluble in water solution specific gravity substance sulphate sulphuric acid temperature tion tube vapor vessel volatile weight yellow yields zinc
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28 ページ - It is better, on this account, in graduating the bottle, to make two scratches, as • represented in the figure, one at the top and the other at the bottom of the curve: this prevents any future mistake.
77 ページ - That the quantity of heat produced by the friction of bodies, whether solid or liquid, is always proportional to the force expended. 2. That the quantity of heat capable of increasing the temperature of 1 Ib. of water (weighed in vacua, and bet-ween 55° and 60°...
27 ページ - In order to obtain at pleasure the specific gravity of any particular liquid compared with that of water, it is only requisite to weigh equal bulks at the standard temperature, and then divide the weight of the liquid by the weight of the water ; the quotient will of course be greater or less than unity, as the liquid experimented on is heavier or lighter than water.
151 ページ - ... atmosphere, that due to the nitrogen 3 atmospheres ; and water, though exposed to a pressure of 4 atmospheres, cannot, under these circumstances, absorb more...
520 ページ - The term ALCOHOL, originally limited to one substance, viz : " spirit of wine," is now applied to a large number of organic compounds, many of which in their external characters exhibit but little resemblance to ordinary alcohol. They are all, however, analogously constituted, " having the composition of saturated hydro-carbons, in which one or more of the hydrogen atoms are replaced by hydroxyl.
157 ページ - ... divisions on the tube to which the mercury reaches, whilst the height of the column of mercury in the tube above the trough, together with that of the barometer, and the temperature of the air, are also read off. A quantity of pure hydrogen gas is now added, more than sufficient to...
30 ページ - Since the loss of weight of a solid submerged in water is equal to the weight of the volume of water displaced...
254 ページ - C. in 5j minutes: and assuming as the unit of heat the quantity required to raise the temperature of 1 gram of water from 0°...
507 ページ - This hydrocarbon is one of the constituents of coal gas. It is produced : — 1. By synthesis from its elements. When an electric arc from a powerful voltaic battery passes between carbon poles in an atmosphere of hydrogen, the carbon and hydrogen unite in the proportion to form ethine. 2.
79 ページ - Moreover, as the motions of the constituent particles of a gas depend on the manner in which its atoms are united, it follows that in any given gas the different motions must be to one another in a constant ratio; and, therefore, the vis...