Instruction in chemical analysis, quantitative [tr. and] ed. by J.L. Bullock |
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Página 47
... carbonic acid , freed from moisture in its passage through the chloride of calcium tube , d . By repeating this operation , the apparatus is filled completely with dry carbonic acid . H ' is then closed , and the pump set to work . The ...
... carbonic acid , freed from moisture in its passage through the chloride of calcium tube , d . By repeating this operation , the apparatus is filled completely with dry carbonic acid . H ' is then closed , and the pump set to work . The ...
Página 51
... carbonic acid gas , dried previously by transmission through sulphuric acid , is kept passing through the tube ; the substance is maintained at a red heat , until the complete expulsion of the water is accomplished ; it is then allowed ...
... carbonic acid gas , dried previously by transmission through sulphuric acid , is kept passing through the tube ; the substance is maintained at a red heat , until the complete expulsion of the water is accomplished ; it is then allowed ...
Página 94
... acid fumes , nor carbonic acid ; the latter would indicate presence of fragments of charcoal , or particles of dust . That portion of the oxide which has been exposed to an intense red heat should he hard , and of a grayish - black ...
... acid fumes , nor carbonic acid ; the latter would indicate presence of fragments of charcoal , or particles of dust . That portion of the oxide which has been exposed to an intense red heat should he hard , and of a grayish - black ...
Página 105
... carbonic acid ; this expulsion of the carbonic acid is pro- moted by the simultaneous action of aqueous vapor . Upon heating it to redness with charcoal , caustic baryta is formed , with evolution of car- bonic oxide gas . Ba 0 co ...
... carbonic acid ; this expulsion of the carbonic acid is pro- moted by the simultaneous action of aqueous vapor . Upon heating it to redness with charcoal , caustic baryta is formed , with evolution of car- bonic oxide gas . Ba 0 co ...
Página 106
... acid , it is still more difficultly soluble , requiring from 11000 to 12000 parts ( Expe- riment No. 21 ) . Of cold ... carbonic acid dissolves it as a bicarbonate . Its reaction is very feebly alkaline . It remains unaltered in the air ...
... acid , it is still more difficultly soluble , requiring from 11000 to 12000 parts ( Expe- riment No. 21 ) . Of cold ... carbonic acid dissolves it as a bicarbonate . Its reaction is very feebly alkaline . It remains unaltered in the air ...
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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