Elements of Chemistry: Theoretical and Practical, Parte2Green, Reader, and Dyer, 1864 |
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Página 18
... powder with the pulverized chlorate in a proportion of not less than one part to ten of the salt , cause the expulsion of the gas at a much lower temperature , ranging between 450 ° and 500 ° F. , although such oxides have not been ...
... powder with the pulverized chlorate in a proportion of not less than one part to ten of the salt , cause the expulsion of the gas at a much lower temperature , ranging between 450 ° and 500 ° F. , although such oxides have not been ...
Página 69
... powder ( which was formerly consolidated by melting it with a minute quantity of sulphur , and was used for the coarser kinds of pencils ) may be again reduced into coherent plates by subjecting it to enormous pressure , and may thus be ...
... powder ( which was formerly consolidated by melting it with a minute quantity of sulphur , and was used for the coarser kinds of pencils ) may be again reduced into coherent plates by subjecting it to enormous pressure , and may thus be ...
Página 78
... powder ; and by ex- posing charcoal obtained from pure sugar , or from essence of tur- pentine , to the action of the battery in a small crucible of pure charcoal connected with the positive electrode , the whole of the charcoal powder ...
... powder ; and by ex- posing charcoal obtained from pure sugar , or from essence of tur- pentine , to the action of the battery in a small crucible of pure charcoal connected with the positive electrode , the whole of the charcoal powder ...
Página 130
... powder , when properly made , is not deliquescent , and yields scarcely any chloride of calcium to alcohol . Chloride of lime emits the peculiar odour of hypochlorous acid when exposed to the air ; under these circumstances , however ...
... powder , when properly made , is not deliquescent , and yields scarcely any chloride of calcium to alcohol . Chloride of lime emits the peculiar odour of hypochlorous acid when exposed to the air ; under these circumstances , however ...
Página 131
... powder causes a free evolution of chlorine ; but if the aqueous solution be mixed with half the quantity of sulphuric acid required to neutralize the lime , hypochlorous acid may be distilled off and condensed in a diluted form in a ...
... powder causes a free evolution of chlorine ; but if the aqueous solution be mixed with half the quantity of sulphuric acid required to neutralize the lime , hypochlorous acid may be distilled off and condensed in a diluted form in a ...
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Términos y frases comunes
absorbed action alkalies aluminum ammonia ammonium anhydrous arsenic atmosphere atoms barium becomes bisulphide boiling bromine burns calcium carbonate of sodium carbonic anhydride carbonic oxide caustic charcoal chlorate chloric acid chloride chromium cobalt colour colourless combination combustion composition compound condensed contains converted cool copper crystalline crystals cyanogen decomposed decomposition deposited diluted dissolved distilled evaporation excess expelled flame formed fumes fused gaseous gases glass H₂ H₂O hydrate hydrate of potash hydrochloric acid hydrogen ignited insoluble iodide iodine iron lime liquid magnesium manganese mass melted mercury metal mixed mixture nitrate nitric acid nitrogen nitrous obtained odour oil of vitriol oxalate oxide oxygen peroxide phosphate phosphorus platinum potassium powder precipitate produced proportion protoxide pure red heat retort salt sesquioxide silica silicon silver small quantity sodium soluble in water solution sulphide sulphuretted hydrogen sulphuric acid sulphurous anhydride tellurium temperature tion tube vapour volatile volume weight whilst yellow zinc