Chemical News and Journal of Industrial Science, Tomy 101-102Chemical news office., 1910 |
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Strona 7
... tion alkaline with ammonia . The solution is filtered , and the uranium estimated by dissolving the precipitate in sul- phuric and reducing with zinc . The filtrate from the uranium phosphate is acidified with sulphuric acid , the ...
... tion alkaline with ammonia . The solution is filtered , and the uranium estimated by dissolving the precipitate in sul- phuric and reducing with zinc . The filtrate from the uranium phosphate is acidified with sulphuric acid , the ...
Strona 35
... tion of an organic ammonium bromide is added drop by drop to a solution of hydrogen platinum bromide , and the crystalline precipitate re - crystallised from hydrobromic acid , the hexabromoplatinates are obtained in the pure state ...
... tion of an organic ammonium bromide is added drop by drop to a solution of hydrogen platinum bromide , and the crystalline precipitate re - crystallised from hydrobromic acid , the hexabromoplatinates are obtained in the pure state ...
Strona 44
... tion of industrial research involves arranging and main- taining a body of involute parts as an operative whole of highest efficiency . It is never perfectly accomplished , and the fact that improvement can always be made is an ...
... tion of industrial research involves arranging and main- taining a body of involute parts as an operative whole of highest efficiency . It is never perfectly accomplished , and the fact that improvement can always be made is an ...
Strona 47
... tion which I have carefully made of part of a letter in the columns of the Mercurio , one of the most important news- papers of Chile , of the 2nd of December last , and signed by Mr. Jorje Buchanan . Mr. Jorje Buchanan is a gentle- man ...
... tion which I have carefully made of part of a letter in the columns of the Mercurio , one of the most important news- papers of Chile , of the 2nd of December last , and signed by Mr. Jorje Buchanan . Mr. Jorje Buchanan is a gentle- man ...
Strona 48
... TION will commence on TUESDAY , the 5th day of APRIL , 1910 . FINAL EXAMINATIONS in ( a ) Mineral Chemistry , ( 6 ) Metal- lurgical Chemistry , ( c ) Physical Chemistry , ( d ) Organic Chemistry , and ( e ) the Chemistry of Food and ...
... TION will commence on TUESDAY , the 5th day of APRIL , 1910 . FINAL EXAMINATIONS in ( a ) Mineral Chemistry , ( 6 ) Metal- lurgical Chemistry , ( c ) Physical Chemistry , ( d ) Organic Chemistry , and ( e ) the Chemistry of Food and ...
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acetic acid action alcohol alkaline aluminium ammonia ammonium amount analysis apparatus atomic weight B.Sc barium boiling bromide calcium calculated carbon dioxide cent Chem chemical Chemistry chemists chloride colour comet compounds concentrated condensation containing copper crystalline D.Sc decomposed derivatives determination dilute dissolved distilled ether ethyl evaporated excess experiments filter filtrate flask formed formula gives gold grms heated hydrochloric acid hydrogen hydroxide invertase iodide iodine iron J. J. Thomson ketone liquid melting metal method mgrms mineral mixture molecular molecules muriatic niobic nitrate nitric acid obtained oxide oxidised oxygen paper perchloric acid permanganate phosphorus platinum potassium precipitate prepared present Prof pure quantity reaction reduced residue salt sample scandium silver phosphate Society sodium sodium carbonate soluble substance sugar sulphate sulphide sulphuric acid tantalic acid tantalum telluride tellurium temperature theory tion titanic acid titanium tube vanadium vapour washed ytterbium zinc