Chemical News and Journal of Physical Science, Tom 105Chemical news office., 1912 |
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Strona 1
... sample of boric acid obtained from Merck , and gave the wave - lengths of the three lines as 3451 49 , 2497'79 , and 2496.87 . In 1904 A. Hagenbach and H. Konen ( 1905 , Jena , G. Fischer ; London , W. Wesley ) published photographs of ...
... sample of boric acid obtained from Merck , and gave the wave - lengths of the three lines as 3451 49 , 2497'79 , and 2496.87 . In 1904 A. Hagenbach and H. Konen ( 1905 , Jena , G. Fischer ; London , W. Wesley ) published photographs of ...
Strona 2
... sample of boron , the agglomerated and the melted , the lines in the melted being the stronger . The fact that no other observer had noticed these lines , and their being of different intensities in the two samples , proved that they ...
... sample of boron , the agglomerated and the melted , the lines in the melted being the stronger . The fact that no other observer had noticed these lines , and their being of different intensities in the two samples , proved that they ...
Strona 3
... samples and almost absent in others . This pointed to hypothesis ( b ) as probably the true one , and a search was ... sample , showed a good agreement between the two methods . The silicon was determined by the method of Otis - Handy ...
... samples and almost absent in others . This pointed to hypothesis ( b ) as probably the true one , and a search was ... sample , showed a good agreement between the two methods . The silicon was determined by the method of Otis - Handy ...
Strona 14
... sample , to lessen the experimental error , in the case of calomel to about 1 grm . The most satisfactory results were obtained when working in the following manner : -To about i grm . of calomel , accurately weighed , contained in a ...
... sample , to lessen the experimental error , in the case of calomel to about 1 grm . The most satisfactory results were obtained when working in the following manner : -To about i grm . of calomel , accurately weighed , contained in a ...
Strona 17
... sample of Elkton silt loam , a type covering a considerable area in Maryland . This soil is almost white in colour , high in clay and silt , and contains o'53 per cent organic carbon and 0.066 per cent nitrogen . The sample ex- amined ...
... sample of Elkton silt loam , a type covering a considerable area in Maryland . This soil is almost white in colour , high in clay and silt , and contains o'53 per cent organic carbon and 0.066 per cent nitrogen . The sample ex- amined ...
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