Chemical News and Journal of Industrial Science, Volúmenes19-20Chemical news office., 1869 |
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Página 8
... portion ; the substances obtained from the evaporation portion undissolved treated with water gave abundant crystals leave a white and saline ash ; treated , after solu- crystals containing much mineral matter . Calcined , these tion ...
... portion ; the substances obtained from the evaporation portion undissolved treated with water gave abundant crystals leave a white and saline ash ; treated , after solu- crystals containing much mineral matter . Calcined , these tion ...
Página 17
... portion of it , and the remainder we will continue to submit to the action of the heat a little longer . Before experimenting with this portion of the marble which has been strongly heated , we will wait a minute or two , that it may ...
... portion of it , and the remainder we will continue to submit to the action of the heat a little longer . Before experimenting with this portion of the marble which has been strongly heated , we will wait a minute or two , that it may ...
Página 20
... portions of meteoric iron , upon which is the crust , being separated by means of a saw , they are placed in a ... portion of nickel for a corre- sponding quantity of the iron of the protoxide . It is remarkable that , if in Pugh's ...
... portions of meteoric iron , upon which is the crust , being separated by means of a saw , they are placed in a ... portion of nickel for a corre- sponding quantity of the iron of the protoxide . It is remarkable that , if in Pugh's ...
Página 40
... portion of the jar , which is filled chiefly with air . I daresay you will be surprised to find that the whole of the wool may easily be put into this cylinder which seems to be already almost full of spirit . [ The smaller cylinder was ...
... portion of the jar , which is filled chiefly with air . I daresay you will be surprised to find that the whole of the wool may easily be put into this cylinder which seems to be already almost full of spirit . [ The smaller cylinder was ...
Página 49
... portion of its carbon ; the separation of the carbon being evidenced by the blackening of the porcelain . ] We will now proceed to the consideration of the nature of ordinary atmospheric air . When a body - iron wire , for instance ...
... portion of its carbon ; the separation of the carbon being evidenced by the blackening of the porcelain . ] We will now proceed to the consideration of the nature of ordinary atmospheric air . When a body - iron wire , for instance ...
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acetic acetic acid action alcohol alkali ammonia amount analysis apparatus appears atomic becomes boiling bottle burning carbonic acid carbonic gas cent charcoal chemical Chemistry chemists chloric acid chloride coal colour combustion composition compounds containing copper coumarin crystallisation crystals decomposed decomposition dilute dissolved distillation electric ether experiments Faraday filter flame flask fluid furnace fuses gases give glass grammes graphite grms heat hydrochloric acid hydrogen hydrogenium ignition insoluble iodide iron lecture light lime liquid manufacture marble means mercury metal method mineral mixture nitrate nitric acid nitrogen observed obtained ordinary organic matter oxalic oxide oxidised oxygen palladium paper phosphate phosphorus platinum potash potassa potassium powder precipitate present produced Professor quantity Royal salt silicate silver Society soda sodium soluble solution specific gravity spectrum steel substance sugar sulphate sulphide sulphuric acid temperature tion titanic acid tube vapour vessel weight wire zinc zircons
Pasajes populares
Página 12 - Chemistry, Medicine, Surgery, and the Allied Sciences. A Dictionary of Chemistry and the Allied Branches of other Sciences.
Página 286 - Edition, for the most part re-written, with all the recent Discoveries incorporated, by W.
Página 28 - SOUND : a Course of Eight Lectures delivered at the Royal Institution of Great Britain. By JOHN TYNDALL, LL.DFRS New Edition, crown 8vo.
Página 30 - If the place which the LORD thy God hath chosen to put his name there be too far from thee, then thou shalt kill of thy herd and of thy flock, which the LORD hath given thee, as I have commanded thee, and thou shalt eat in thy gates whatsoever thy soul lusteth after.
Página 31 - It thundered, and an oak was struck -with lightning on that part of Mount Palatine called Summa Velia, early in the afternoon. A fray happened in a tavern at the lower end of the / Banker's * Street, in which the keeper of the hog in armour tavern, was dangerously wounded.
Página 7 - Stevenson, president, in the chair. The minutes of the previous meeting having been read and confirmed, Mr.
Página 14 - ... the earth undergoes, owing to the fall of the water, gives rise to motion, which afterwards disappears again, calling forth unceasingly a great quantity of heat; and inversely, the steamengine serves to decompose heat again into motion or the raising of weights. A locomotive engine with its train may be compared to a distilling apparatus ; the heat applied under the boiler passes off as motion, and this is deposited again as heat at the axles of the wheels.
Página 23 - Act, to any person unknown to the seller, unless introduced by some person known to the seller ; and on every sale of...
Página 168 - I have been perfectly enchanted with the sight which my spectroscope has revealed to me. The solar and atmospheric spectra being hidden, and the image of the wide slit alone being visible, the telescope or slit is moved slowly, and the strange shadow-forms flit past.
Página 12 - Heat is a very brisk agitation of the insensible parts of the object, which produces in us that sensation, from whence we denominate the object hot ; so what in our sensation is heat, in the object is nothing but motion.