Chemical News and Journal of Industrial Science, Tomy 99-100Chemical news office., 1909 |
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Strona 2
... Carbon in an Electric Furnace . - Moissan reduces the minerals to fine powder , mixes them with charcoal from sugar inti- mately with the aid of a little sugar syrup , calcines the mixture in a Perrot - furnace , and then agglomerates ...
... Carbon in an Electric Furnace . - Moissan reduces the minerals to fine powder , mixes them with charcoal from sugar inti- mately with the aid of a little sugar syrup , calcines the mixture in a Perrot - furnace , and then agglomerates ...
Strona 6
... carbon . Percentage hydrogen . 40.61 40'44 40.48 40'56 5 ° 28 5'20 5:18 5.20 ( The theoretical percentages for C , H6O , are carbon = 40 · 68 , hydrogen 5'09 ) . If the substance contains nitrogen , a metallic copper spiral 7 cm . long ...
... carbon . Percentage hydrogen . 40.61 40'44 40.48 40'56 5 ° 28 5'20 5:18 5.20 ( The theoretical percentages for C , H6O , are carbon = 40 · 68 , hydrogen 5'09 ) . If the substance contains nitrogen , a metallic copper spiral 7 cm . long ...
Strona 31
... carbon , generally a fairly bright continuous spectrum appears , which would completely mask the faint scandium lines . Therefore a spectrograph with very large dispersion must be used to efface the continuous spectrum sufficiently . I ...
... carbon , generally a fairly bright continuous spectrum appears , which would completely mask the faint scandium lines . Therefore a spectrograph with very large dispersion must be used to efface the continuous spectrum sufficiently . I ...
Strona 35
... carbon dioxide are removed the tension decreases in proportion to the amount of carbon dioxide removed . There are two periods of fixed tensions . At first the lower carbonate dissolves in the water , and when the solution is saturated ...
... carbon dioxide are removed the tension decreases in proportion to the amount of carbon dioxide removed . There are two periods of fixed tensions . At first the lower carbonate dissolves in the water , and when the solution is saturated ...
Strona 55
... carbon compounds always present in chemical substances . Scott himself , by means of more drastic treatment , probably succeeded better in this respect . Unfortunately , both Stas's extensive work and Scott's two analyses of ammonium ...
... carbon compounds always present in chemical substances . Scott himself , by means of more drastic treatment , probably succeeded better in this respect . Unfortunately , both Stas's extensive work and Scott's two analyses of ammonium ...
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