The Chemical News and Journal of Physical Science, Volúmenes33-34Griffin, Bohn and Company, 1876 |
Dentro del libro
Resultados 1-5 de 77
Página 1
... passed through about an inch of water before falling upon the selenium . Under these circumstances , the conductivity of the bar was found to increase more than two - thirds , returning to the normal conductivity when the light was ...
... passed through about an inch of water before falling upon the selenium . Under these circumstances , the conductivity of the bar was found to increase more than two - thirds , returning to the normal conductivity when the light was ...
Página 29
... passing the examina- tions , shown that they had qualified themselves for pro- motion to the higher grades . A most important question connected with any proposi- tion for organisation amongst chemists is , in what way are the necessary ...
... passing the examina- tions , shown that they had qualified themselves for pro- motion to the higher grades . A most important question connected with any proposi- tion for organisation amongst chemists is , in what way are the necessary ...
Página 29
... passing the examina- tions , shown that they had qualified themselves for pro- motion to the higher grades . The scheme thus roughly sketched out is not in any way put forward as a perfect one ; but if by drawing out the ideas of ...
... passing the examina- tions , shown that they had qualified themselves for pro- motion to the higher grades . The scheme thus roughly sketched out is not in any way put forward as a perfect one ; but if by drawing out the ideas of ...
Página 35
... passed over into the receiver . The remaining traces of dissolved bromine were removed by blowing air through the hot liquid , which then becomes almost perfectly colourless . It was cautiously neutralised with potassium hydrate , when ...
... passed over into the receiver . The remaining traces of dissolved bromine were removed by blowing air through the hot liquid , which then becomes almost perfectly colourless . It was cautiously neutralised with potassium hydrate , when ...
Página 42
... passed through it the result is different . When the temperature of the liquid has fallen to -21 ° or -22 ° , and is ... passing into the bath a continuous current of carbonic acid . Experi- Internal Constitution of Magnets . - M . J ...
... passed through it the result is different . When the temperature of the liquid has fallen to -21 ° or -22 ° , and is ... passing into the bath a continuous current of carbonic acid . Experi- Internal Constitution of Magnets . - M . J ...
Otras ediciones - Ver todas
Términos y frases comunes
acetic acetic acid action al-Khazini alcohol alizarin alkali ammonia ammonium amount analysis anemometer aniline aniline-black anthracen apparatus bilirubin biliverdin body boiling bromine calcium carbonic acid caustic cent Chemical Society chemistry chemists chlorate chloride colour compound condensation containing copper crystallisation cyanide cyanogen decomposed decomposition described dilute dissolved distilled electricity employed ether evaporation examination experiments filter filtrate furnace gases give glass grms heat hydrate hydrochloric acid hydrogen Improvements inches insoluble iron kilos light lime liquid litre London manganese manufacture matter means mercury metal meteorites method mixture nitrate nitric acid nitrogen observed obtained ordinary oxide oxidised oxygen paper passed phosphate phosphoric acid platinum potash potassium precipitate present produced Prof pure quantity radiometer reaction researches residue Royal salt sample selenium soda sodium soluble solution substance sugar sulphate sulphide sulphuric acid temperature tion tube vanadium vapour whilst zinc
Pasajes populares
Página 70 - God, that men should put an enemy in their mouths to steal away their brains! that we should, with joy, pleasance, revel and applause, transform ourselves into beasts!
Página 75 - Chemistry, Medicine, Surgery, and the Allied Sciences. A Dictionary of Chemistry and the Allied Branches of other Sciences.
Página 48 - President, in the Chair. THE minutes of the previous meeting having been read and confirmed, the presents of books made to the Society were announced, and the donors thanked ; after which Messrs.
Página 196 - ... committees for the several sections before the beginning of the meeting. It has therefore become necessary, in order to give an opportunity to the committees of doing justice to the several communications, that each author should prepare...
Página 206 - THE PHILOSOPHY OF Music ; being the substance of a Course of Lectures delivered at the Royal Institution of Great Britain in February and March 1877. By William Pole, FRS, FRSE, Mus.
Página 176 - Chemical Technology, or Chemistry in its Applications to the Arts and Manufactures. By THOMAS RICHARDSON and HENRY WATTS.
Página 191 - TATE in the Chair. The following Candidates were elected Members of the Society : — Horatio Waddington, Esq., late Fellow of Trinity College, Cambridge.
Página 265 - Royal will and pleasure, that no resolution, or bye-law, shall on any account or pretence whatsoever be made by the said body politic and corporate in opposition to the general scope, true intent, and meaning of this our Charter, or the laws...
Página 196 - It has therefore become necessary, in order to give an opportunity to the Committees of doing justice to the several communications, that each Author should prepare an Abstract of his Memoir, of a length suitable for insertion in the published Transactions of the Association, and that he should send it, together with the original Memoir, by book-post, on or before August 1 1, addressed thus : — " General Secretaries, British Association, 22 Albemarle Street, London, W.
Página 117 - The apparatus was fitted up in a room specially devoted to it, and was protected on all sides, except where the rays of light had to pass, with cotton-wool and large bottles of water. A heliostat reflected a beam of sunlight in a constant direction, and it was received on an appropriate arrangement of slit, lenses, prisms, &c., for projecting a pure spectrum.