Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
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Strona 137
... platinum being , in fact , the lightest of the three , or , as light as the lightest . Osmium has a specific gravity of 214 , and is the heaviest body in nature ; platinum is 21'15 , and iridium the same ; the specific gravity of the ...
... platinum being , in fact , the lightest of the three , or , as light as the lightest . Osmium has a specific gravity of 214 , and is the heaviest body in nature ; platinum is 21'15 , and iridium the same ; the specific gravity of the ...
Strona 138
... platinum ; and I show it to you for this reason . The Russian Government having large stores of platinum in their dominions , have obtained it in a metallic state and worked it into coin . The coin I have in my hand is a 12 silver ...
... platinum ; and I show it to you for this reason . The Russian Government having large stores of platinum in their dominions , have obtained it in a metallic state and worked it into coin . The coin I have in my hand is a 12 silver ...
Strona 139
... platinum itself was , as you saw , almost infusible , except by the voltaic battery . For the purpose of showing this fact in a more striking manner , I have taken pieces of platinum - foil , tin foil , and lead foil , and mingled them ...
... platinum itself was , as you saw , almost infusible , except by the voltaic battery . For the purpose of showing this fact in a more striking manner , I have taken pieces of platinum - foil , tin foil , and lead foil , and mingled them ...
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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