Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 3
... proportions of a few series of hydrocarbons , the product from any one field differing from any other field only in the proportion of these series and number of the series . " * Read at the Fourth Annual Meeting of the American Gas ...
... proportions of a few series of hydrocarbons , the product from any one field differing from any other field only in the proportion of these series and number of the series . " * Read at the Fourth Annual Meeting of the American Gas ...
Strona 6
... proportion of substituted bromine ; and the presence of the smallest amount of moisture is even more effective in accomplishing the same result . The addition of the bromine solution and subsequent titration with sodium thiosulphate ...
... proportion of substituted bromine ; and the presence of the smallest amount of moisture is even more effective in accomplishing the same result . The addition of the bromine solution and subsequent titration with sodium thiosulphate ...
Strona 12
... proportion given by the equation 3SrO + Al2 = 3Sr + Al2O3 . It is then heated in a steel tube to 1000 , and a vacuum is made in the porcelain tube in which it is placed , and thus about 75 per cent of the strontium used is obtained in ...
... proportion given by the equation 3SrO + Al2 = 3Sr + Al2O3 . It is then heated in a steel tube to 1000 , and a vacuum is made in the porcelain tube in which it is placed , and thus about 75 per cent of the strontium used is obtained in ...
Strona 13
... proportion of radium and mesothorium in the mixture . - Berichte , xliii . , 3420 . IN 1907 O. Hahn ( Berichte , xl . , 1907 , 1462 , 3304 ) indirectly proved that thorium , on undergoing radio - active atomic disintegration , was ...
... proportion of radium and mesothorium in the mixture . - Berichte , xliii . , 3420 . IN 1907 O. Hahn ( Berichte , xl . , 1907 , 1462 , 3304 ) indirectly proved that thorium , on undergoing radio - active atomic disintegration , was ...
Strona 17
... proportion between mesothorium and radium is completely unchanged by fractional crystallisation of the chlorides . In the ordinary method used in the manufacture of thorium compounds for dissolving monazite sand , by heating it with ...
... proportion between mesothorium and radium is completely unchanged by fractional crystallisation of the chlorides . In the ordinary method used in the manufacture of thorium compounds for dissolving monazite sand , by heating it with ...
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