Chemical News and Journal of Industrial Science, Tomy 129-130Chemical news office., 1924 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 25
... appears to be that of Desch , who instanced the practical use of sodium thiosulphate solutions in imitat- ing the action of frost on rocks . Here the growth of crystals results in a very great disintegrating force corresponding to the ...
... appears to be that of Desch , who instanced the practical use of sodium thiosulphate solutions in imitat- ing the action of frost on rocks . Here the growth of crystals results in a very great disintegrating force corresponding to the ...
Strona 31
... appears to take place according to the equation : - 2AsCl , + 4SnCl2 + 2HCl = As2H2 + 4SnCl ̧ , also occurs in aqueous solution , but not nearly so well or so completely as in ether , in which solvent the yield is about 93 per cent . of ...
... appears to take place according to the equation : - 2AsCl , + 4SnCl2 + 2HCl = As2H2 + 4SnCl ̧ , also occurs in aqueous solution , but not nearly so well or so completely as in ether , in which solvent the yield is about 93 per cent . of ...
Strona 34
... appears that metallic orthophos- phates and pyrophosphates might both be formed : NaPO , + CuO NaCuPO ; 3 ( Orthophosphate . ) 2 NaPO , CuO Na , CuP2O ,; = ( Pyrophosphate . ) and the latter appears from the conditions under which the ...
... appears that metallic orthophos- phates and pyrophosphates might both be formed : NaPO , + CuO NaCuPO ; 3 ( Orthophosphate . ) 2 NaPO , CuO Na , CuP2O ,; = ( Pyrophosphate . ) and the latter appears from the conditions under which the ...
Strona 36
... appears to embody both basic and acidic characters , a feature which is admirably demonstrated by its behaviour with NaOH , inentioned above . Further , it furnishes one of those compara- tively rare cases in which an element exists in ...
... appears to embody both basic and acidic characters , a feature which is admirably demonstrated by its behaviour with NaOH , inentioned above . Further , it furnishes one of those compara- tively rare cases in which an element exists in ...
Strona 37
... appears to be no means of obtaining the free pure thiazole from its ammonium salt , though if this were possible it would mean that a success- ful method of preparation of pure dehydro- thiotoluidine had at last been found . sulphonic ...
... appears to be no means of obtaining the free pure thiazole from its ammonium salt , though if this were possible it would mean that a success- ful method of preparation of pure dehydro- thiotoluidine had at last been found . sulphonic ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acid action added addition Agents alcohol amount apparatus appears application atom British bromine carbon cent Chemical Chemistry chloride colour Communicated complete compound considerable containing described determined direct effect electric elements ENGINEERS experiments fact formation further give given glucose heat HOUSE important increase industry Institute interest iron known Laboratory light lines London manufacture material matter means measured meeting ment metal method Mines mixture nature Notes NOTICES observed obtained Office oxide Patents physical plant possible post free precipitate prepared present Prof properties Published pure quantity reference regard Research ring Royal salt scientific separation shown Society sodium solution SQUARE substance sulphur Table temperature tion Trade various volume yield