Proceedings of the American Academy of Arts and Sciences, 5권American Academy of Arts and Sciences., 1862 |
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193 페이지
... salts seemed to have been removed . During this short wash- ing the substance underwent no change in color or in any other exter- nal property . A portion was now removed from the filter , air - dried on a brick , and submitted to ...
... salts seemed to have been removed . During this short wash- ing the substance underwent no change in color or in any other exter- nal property . A portion was now removed from the filter , air - dried on a brick , and submitted to ...
194 페이지
... salts by which this precipitate could be formed , and bichro- mate of potash left in the filtrate . Concentrated solutions of pure chrome alum and of pure monochromate of potash were prepared of known strengths , in order to determine ...
... salts by which this precipitate could be formed , and bichro- mate of potash left in the filtrate . Concentrated solutions of pure chrome alum and of pure monochromate of potash were prepared of known strengths , in order to determine ...
195 페이지
... salt of chromic oxide be used , a similar formula will express the reaction ; thus : - : Cr2Cl2 + 5 ( KO CrO3 ) = 3 ... salt . No permanent precipitate whatever is produced under these circumstances , as any one may satisfy himself by ...
... salt of chromic oxide be used , a similar formula will express the reaction ; thus : - : Cr2Cl2 + 5 ( KO CrO3 ) = 3 ... salt . No permanent precipitate whatever is produced under these circumstances , as any one may satisfy himself by ...
197 페이지
... salt cannot contain more than one equivalent of chromic acid in combination with its chro- mic oxide , since in the ... salts with which the precipitate under examination was contaminated were sulphate of potash , bichro- mate of potash ...
... salt cannot contain more than one equivalent of chromic acid in combination with its chro- mic oxide , since in the ... salts with which the precipitate under examination was contaminated were sulphate of potash , bichro- mate of potash ...
198 페이지
expected that a considerable quantity of these salts would adhere to the precipitate ; but since all these salts are fixed at a low red heat , they were not altered by the heat to which the precipitate was exposed . The rest of the ...
expected that a considerable quantity of these salts would adhere to the precipitate ; but since all these salts are fixed at a low red heat , they were not altered by the heat to which the precipitate was exposed . The rest of the ...
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4to pamph 8vo pamph Academy acheniis acuminatis acutis anal piece antimony apice Apothecia appears arms atomic weight attenuatis basal pieces basi Benth Bonnæ brevibus brevioribus breviter calyce calyx capitulis capsula Captain Rodman caule chloride chromate chromate of chromic chromate of potash chrome alum chromic oxide chromium collection corolla Cr₂O CrO3 demum diameter disk Dissertatio exciple Feejee Islands fere floribus flowers Folia foliis formula Gaud genus glabra Gray Greek Hook inch integerrimis Kauai lanceolatis Latin leaves length less lichen ligulis linearibus lobes lobis London longiores longioribus manganate margin nitric acid nunc Oahu oblongis obtusis ovatis oxygen pappo pappus parvis paullo pedicellis pedunculis petiolatis PHYLLOSTEGIA plant precipitate Professor publice defendet quam radial pieces ramis sæpius Sandwich Islands Sciences sessilibus Society solution species specimens Sporæ spores sporoblasts subtus summit Thallus tion Torr tubo utrinque weight δὲ καὶ τὰ τὴν τῆς τὸ τοῦ τῶν
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