Instruction in chemical analysis, quantitative [tr. and] ed. by J.L. Bullock |
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Página 63
... ammonia , which has been mixed with it in the course of the analytical process , I prefer the following method . The saline mass is thoroughly dried , in a large dish , on the water - bath , or , towards the end of the process , at a ...
... ammonia , which has been mixed with it in the course of the analytical process , I prefer the following method . The saline mass is thoroughly dried , in a large dish , on the water - bath , or , towards the end of the process , at a ...
Página 85
... AMMONIA . Preparation . - Mix pure dilute phosphoric acid ( prepared from phos- phorus ) of 113 sp . gr . with an equal quantity of water , add pure ammonia to the mixture until it shows a strongly alkaline reaction , let it stand some ...
... AMMONIA . Preparation . - Mix pure dilute phosphoric acid ( prepared from phos- phorus ) of 113 sp . gr . with an equal quantity of water , add pure ammonia to the mixture until it shows a strongly alkaline reaction , let it stand some ...
Página 89
... ammonia must leave no residue when ignited in a platinum dish . Uses . - Nitrate of ammonia serves as an oxidizing agent ; for instance , to convert lead into oxide of lead , or to effect the combustion of carbon in cases where it is ...
... ammonia must leave no residue when ignited in a platinum dish . Uses . - Nitrate of ammonia serves as an oxidizing agent ; for instance , to convert lead into oxide of lead , or to effect the combustion of carbon in cases where it is ...
Página 102
... ammonia , it comports itself like the corresponding salt of potassa . friable mass . Na Cl - - COMPOSITION . 287 44 = 23.00 39.34 = = 443 · 28 35.46 = 60.66 = 730-72 = 58.46 = 100.00 d . Anhydrous ... ammonia into a 102 [ § 70 . AMMONIA .
... ammonia , it comports itself like the corresponding salt of potassa . friable mass . Na Cl - - COMPOSITION . 287 44 = 23.00 39.34 = = 443 · 28 35.46 = 60.66 = 730-72 = 58.46 = 100.00 d . Anhydrous ... ammonia into a 102 [ § 70 . AMMONIA .
Página 103
... ammonia , and becomes slightly acid . The diminution of weight occasioned by this loss of ammonia is very trifling ( Experiment No. 14 ) . At 212 ° F. chloride of ammonium loses nothing , or very little of its weight ( Experiment No. 14 ) ...
... ammonia , and becomes slightly acid . The diminution of weight occasioned by this loss of ammonia is very trifling ( Experiment No. 14 ) . At 212 ° F. chloride of ammonium loses nothing , or very little of its weight ( Experiment No. 14 ) ...
Palavras e frases frequentes
accurate acetate added addition alkaline allowed ammonia amount analysis apparatus application arsenic baryta bases bismuth boiling calculated carbonate of soda carbonic acid centimetres Chem chloride color completely compounds concentrated contains converted copper corresponding crucible determined difference dilute directed dish dissolved dried drop effected equivalent estimation evaporate examination excess experiment filter filtrate flask fluid fused gives glass grammes heat hydrated hydrochloric acid ignition insoluble iodine iron latter lead lime magnesia manganese mass means measuring mercury metallic method mixed mixture neutral nitrate nitric acid obtained operation organic oxalic oxide phosphate phosphoric acid platinum portion potassa potassium precipitate present protoxide pure quantity readily reduced remains removed residue salts separation sesquioxide of iron silver soda sodium soluble solution substance sufficient sulphate sulphide sulphuretted hydrogen sulphuric acid treat tube wash weighed whole zinc
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