Journal of the American Chemical Society, Volume 24American Chemical Society, 1902 - Chemistry Features definitive articles and communications, as well as book and software reviews, covering all areas of chemistry. |
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Page 24
... sulphate form barium sulphate ; cyanpropionic acid , succinamic and succinic acids , yield barium salts ; ethylene cyanide , cyanpropionamide , succinamide and succinimide remain unchanged . If the mass be then evaporated , carefully ...
... sulphate form barium sulphate ; cyanpropionic acid , succinamic and succinic acids , yield barium salts ; ethylene cyanide , cyanpropionamide , succinamide and succinimide remain unchanged . If the mass be then evaporated , carefully ...
Page 45
... sulphate ............ 0.0966 17.81 Potassium chloride .... 0.2802 51.54 Potassium phosphate .. 0.0235 4.32 Sodium chloride .... 0.0091 1.67 Undetermined and loss . 0.0339 6.26 0.5433 100.00 From these figures we find that the greater ...
... sulphate ............ 0.0966 17.81 Potassium chloride .... 0.2802 51.54 Potassium phosphate .. 0.0235 4.32 Sodium chloride .... 0.0091 1.67 Undetermined and loss . 0.0339 6.26 0.5433 100.00 From these figures we find that the greater ...
Page 46
... sulphate ... 0.0095 6.5 Potassium chloride 0.1081 73.9 Sodium chloride .... 0.0108 7.4 Undetermined and loss ... sulphate . This is doubtless the result of the recrystallization , whereby this preparation , 20 , was finally separated ...
... sulphate ... 0.0095 6.5 Potassium chloride 0.1081 73.9 Sodium chloride .... 0.0108 7.4 Undetermined and loss ... sulphate . This is doubtless the result of the recrystallization , whereby this preparation , 20 , was finally separated ...
Page 47
... sulphate 0.0096 6.6 Potassium chloride 0.0721 49.8 Sodium chloride .. 0.0585 40.4 Undetermined and loss ..... 0.0025 1.8 Total ..... 0.2350 100.0 The presence of sodium chloride , which forms so large a part of these salts , is ...
... sulphate 0.0096 6.6 Potassium chloride 0.0721 49.8 Sodium chloride .. 0.0585 40.4 Undetermined and loss ..... 0.0025 1.8 Total ..... 0.2350 100.0 The presence of sodium chloride , which forms so large a part of these salts , is ...
Page 48
... sulphate . Since the present experiment yielded so small a proportion of sulphate , it is evident that the insolubility of edestin in water is not simply due to com- bined sulphuric acid , but , as we shall later show , is chiefly due ...
... sulphate . Since the present experiment yielded so small a proportion of sulphate , it is evident that the insolubility of edestin in water is not simply due to com- bined sulphuric acid , but , as we shall later show , is chiefly due ...
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Common terms and phrases
acid solution action added alcohol addition-product alkaline alkaloid alloys alumina aluminum ammonia ammonium amount amyl alcohol analysis anethol antimony apparatus aqua atomic weight barium hydroxide benzene boiling brucine brucine hydrochloride cadmium calculated carbon dioxide cent Chem chemical chemistry color compound concentrated containing crystals determined dibromide dilute dissolved distilled earths edestin erbium ether ethyl alcohol evaporated excess experiments filtered filtrate flask formed fraction gram gram gave gram silver bromide heat hydrochloric acid hydrogen inhibitive insoluble iodide iodine iron laboratory liquid melting metal method methyl mixture molar molecules neutral nitrate nitric acid nitrogen normal obtained oxalate oxide oxygen phosphate platinum portion potash potassium hydroxide precipitate prepared Pres protein pure quantity reaction reagent residue salt sample Section separated silica silver bromide sodium chloride soil soluble solvent substance sulphate sulphide sulphuric acid TABLE tellurium temperature terbia thiocyanate thorium tion tube washed yttria ΙΟ