Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
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Strona 149
... portion of the osmium in the ore . The other portion exists in the mixture of oxide , and must be separated by distillation . For this purpose the retort should be provided with a safety - tube , passing through the tubulare , and with ...
... portion of the osmium in the ore . The other portion exists in the mixture of oxide , and must be separated by distillation . For this purpose the retort should be provided with a safety - tube , passing through the tubulare , and with ...
Strona 2
... portion of the ruins was chosen which still blazed with almost its original fierceness , and on which a stream or two of water was being pumped . The spectroscope was at first turned towards a portion of the flames where there was no ...
... portion of the ruins was chosen which still blazed with almost its original fierceness , and on which a stream or two of water was being pumped . The spectroscope was at first turned towards a portion of the flames where there was no ...
Strona 295
... portions considerably removed one from the other . A portion of sal - ammoniac was sublimed a fourth time , but in an atmosphere of dry ammonia . The result given at No. V. refers to this chloride . Another portion of the same salt was ...
... portions considerably removed one from the other . A portion of sal - ammoniac was sublimed a fourth time , but in an atmosphere of dry ammonia . The result given at No. V. refers to this chloride . Another portion of the same salt was ...
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acetate action adulterated alcohol alkaline alloy ammonia amount analysis aniline apparatus appears arsenic atmosphere blue body boiling bromine burn candle carbonic acid cent chemical CHEMISTRY chemists chloric acid chloride colouring matter combination combustion compound containing copper crystallised crystals decomposed decomposition dilute dissolved distilled effect employed ether evaporated experiments fact ferrocyanide filter flame gases give grains green heat hydrochloric acid hydrogen ignited impurities insoluble iodide iodine iron lead light lime lines liquid magnesia means mercury metal method mineral mixed mixture nitrate nitric acid nitrogen observed obtained ordinary oxide oxygen paper passed phosphoric acid phosphorus platinum portion potash potassium precipitate prepared present produced pure quantity reaction salt samples silver sodium soluble solution specimens spectrum starch steel substance sugar sulphate sulphide sulphuretted sulphuric acid surface tellurium temperature tion tube vapour vessel weight yellow zinc