Chemical News and Journal of Industrial Science, Tomy 31-32Chemical news office., 1875 |
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Strona 14
... becomes-- x y % -3 a 2 b с = - so that the u , v , and w become in this case [ -321 ] . It was shown by a representation of three perpendicular axes , and of the co - ordinates strained in coloured threads upon it , that the edge in ...
... becomes-- x y % -3 a 2 b с = - so that the u , v , and w become in this case [ -321 ] . It was shown by a representation of three perpendicular axes , and of the co - ordinates strained in coloured threads upon it , that the edge in ...
Strona 122
... become deeper in colour , boils at about 300 ° F. , and commences to discharge a black look- ing scum containing much sulphide ; and gradually , as it becomes more concentrated , it assumes a more viscous or treacly condition , while if ...
... become deeper in colour , boils at about 300 ° F. , and commences to discharge a black look- ing scum containing much sulphide ; and gradually , as it becomes more concentrated , it assumes a more viscous or treacly condition , while if ...
Strona 269
... becomes colourless , because the bromine is removed , and colourless fluorescin is formed - the reduction - product of fluorescein . If the liquid is now diluted with water , and a few drops of per- manganate are added , the oxidising ...
... becomes colourless , because the bromine is removed , and colourless fluorescin is formed - the reduction - product of fluorescein . If the liquid is now diluted with water , and a few drops of per- manganate are added , the oxidising ...
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acetic acid action adulterated alcohol aldehyd alkali alum alumina ammonia amount analysis aniline anthracen apparatus applied baryta Bill body boiling calcium carbonic acid cent CHEMICAL Chemistry chemists chloride chromic acid chrysene clause colour compound containing copper crystalline crystals decomposed decomposition dilute dissolved distilled ether evaporation experiments filter gases give glass grms heat hydrate hydrochloric acid hydrogen insoluble iodide iron liquid London magnesia magnet manufacture manure matter mercury metallic method methyl milk mineral mixed mixture nitrate nitric acid nitrogen obtained ordinary oxalate oxide oxygen paper patent phosphate phosphate of lime phosphoric acid plane platinum potash potassium powder precipitate present produced proportion Public Analysts pure pyrites quantity residue salts sample sesquioxide silicates silver Society sodium solid soluble solution substance sugar sulphate sulphide sulphuric acid tartaric tartaric acid temperature tion tube washed weight whilst wine zinc