Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
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Strona 180
... precipitate , not to be distinguished in appearance from a precipitate of picrate of potash , and liable to be mistaken for it with the greatest facility . The picrate of soda formed in the case just mentioned is the most soluble of all ...
... precipitate , not to be distinguished in appearance from a precipitate of picrate of potash , and liable to be mistaken for it with the greatest facility . The picrate of soda formed in the case just mentioned is the most soluble of all ...
Strona 181
... precipitate . Solution containing th anh . sulph . ammonia , gave with alcoholic picric acid , no precipitate , even after twenty - four hours ' repose . B. Limits obtained with respect to indications of diluted solutions of alkaline ...
... precipitate . Solution containing th anh . sulph . ammonia , gave with alcoholic picric acid , no precipitate , even after twenty - four hours ' repose . B. Limits obtained with respect to indications of diluted solutions of alkaline ...
Strona 269
... precipitate , from which sulphur soon separates . The change into the penta- sulphide only takes place slowly in the ccld , but rapidly when heated . The precipitate is at first soluble in an excess of liver of sulphur . Acids separate ...
... precipitate , from which sulphur soon separates . The change into the penta- sulphide only takes place slowly in the ccld , but rapidly when heated . The precipitate is at first soluble in an excess of liver of sulphur . Acids separate ...
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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