Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
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Strona 23
... prepared by the same method from an equal quantity - 3 lbs . or 4 lbs . of pure copper , they are nevertheless much larger and more perfect . Since they may , for all practical purposes , be considered as crystals of copper with slight ...
... prepared by the same method from an equal quantity - 3 lbs . or 4 lbs . of pure copper , they are nevertheless much larger and more perfect . Since they may , for all practical purposes , be considered as crystals of copper with slight ...
Strona 38
... prepared from alloys contain- ing about 66 per cent . of copper , which can only be prepared by a most laborious process of cold rolling . It is true that the fibres which I have described would in this case probably never be ...
... prepared from alloys contain- ing about 66 per cent . of copper , which can only be prepared by a most laborious process of cold rolling . It is true that the fibres which I have described would in this case probably never be ...
Strona 105
... prepared moist and then dried are more easily exploded than those prepared by the dry process . In fact , one sample exploded in an open porcelain dish by simple friction with a spatula with which one of my assistants was crushing some ...
... prepared moist and then dried are more easily exploded than those prepared by the dry process . In fact , one sample exploded in an open porcelain dish by simple friction with a spatula with which one of my assistants was crushing some ...
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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