 | Jeremiah Joyce - 1818 - 730 דפים
...gas bottle, as represented in Fig. 10, put some powdered or grossly bruised marble ; and pour on it sulphuric acid, diluted with five or six times its weight of water. The gas will be produced, which should be received over mercury, unless it is to be used immediately,... | |
 | William Henry - 1819 - 440 דפים
...explained afterwards. Into a common gas bottle, put a little powdered marble or chalk, and pour on this, sulphuric acid, diluted with five or six times its weight of water. A gas will be produced, which those, who have an opportunity, may receive over mercury ; but a mercurial... | |
 | Andrew Ure - 1821 - 436 דפים
...washed, and dried. Fut the sebate of lead into a phial, ACI AGI iiid pour upon it its own weight of sulphuric acid, diluted with five or six times its weight of water. Expose this phial to a heat of about 212°. The sulphuric acid combines with the oxide of lead, and... | |
 | Luke Herbert - 1824 - 394 דפים
...and secured by a bolt or key put through the same. Then pour through the tubulure of the bottle some sulphuric acid, diluted with five or six times its weight of water, over the chalk, as before- mentioned and close the aperture C again, by the screw stopper. The carbonic... | |
 | John Ayrton Paris - 1825 - 644 דפים
...generation of Hydrogen gas, (454) introduce a little powdered marble, or chalk, and pour over this some sulphuric acid diluted with five or six times its weight of water ; i The word Damp signifies Fapour in the German language. Methods of obtaining it. 283 an immediate... | |
 | Poplar House Academy - 1826 - 100 דפים
...alteration—charcoal long exposed Carbonic Acid—easily procured from coarsely powdered chalk or marble, upon which sulphuric acid diluted with five or six times its weight of •water is poured—it extinguishes flame—it is fatal to animals—butterflies and other insects for cabinet... | |
 | Andrew Ure - 1827 - 904 דפים
...filter, washed and dried. Put the sóbate of lead into a phial, and pour upon it its own weight of sulphuric acid, diluted with five or six times its weight of water. Expose this phial to a ii,;ii of about 212°. The sulphuric acid combines with the oxide of lead, and... | |
 | Samuel Frederick Gray - 1828 - 1118 דפים
...diffused through water, in the proportion of half a pound to each gallon of water, oil of vitriol, diluted with five or six times its weight of water, is poured. Instead of adding oil of vitriol to the calcined magnesia, copperas may be dissolved in eight times... | |
 | Encyclopaedia Americana - 1831 - 618 דפים
...in contact with the heated iron ; upon which hydrogen gas is copiously disengaged, and collected in the pneumatic apparatus. Or, slips of sheet zinc,...upon which sulphuric acid, diluted with five or six tunes its weight of water, is poured ; effervescence ensues, and the escaping gas may be collected... | |
 | Andrew Ure - 1831 - 980 דפים
...a filter, washed and dried. Put the sebate of lead into a phial, and pour upon it its own weight of sulphuric acid, diluted with five or six times its weight of water. Expose this phial to a heat of about 212°. The sulphuric acid combines with the oxide of lead, and... | |
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... the pneumatic apparatus. Or, slips of sheet zinc, iron filings or turnings, or small iron nails, are introduced into a small gas-bottle with a bent tube, or into a common retort, upon which sulphuric acid, diluted with five or six times its weight... 
