Instruction in Chemical Analysis (quantitative.) |
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Page 29
... exposed to the influence of both , before we can proceed to deter- mine the exact degree of the scale at which the mercury or water stands . The operator should take care also to perform his experiment at an effectual distance from the ...
... exposed to the influence of both , before we can proceed to deter- mine the exact degree of the scale at which the mercury or water stands . The operator should take care also to perform his experiment at an effectual distance from the ...
Page 36
... exposed to the air , and finally crumble wholly or partially into a white powder . They are more difficult to dry than many other bodies . The process best adapted for the purpose is , to press the levigated salts with some degree of ...
... exposed to the air , and finally crumble wholly or partially into a white powder . They are more difficult to dry than many other bodies . The process best adapted for the purpose is , to press the levigated salts with some degree of ...
Page 37
... exposed to the action of the dry air until it no longer suffers any diminution of weight . Substances upon which the oxygen of the air exercises a modifying action , are dried in a similar manner under the exhausted receiver of an air ...
... exposed to the action of the dry air until it no longer suffers any diminution of weight . Substances upon which the oxygen of the air exercises a modifying action , are dried in a similar manner under the exhausted receiver of an air ...
Page 48
... exposed to the temperature of a water - bath ; or , should it be desirable to apply a higher degree of heat than 212 ° to the heat of an air - bath , or an oil - bath , provided with a thermometer , as we have seen in § 14 . Salts ...
... exposed to the temperature of a water - bath ; or , should it be desirable to apply a higher degree of heat than 212 ° to the heat of an air - bath , or an oil - bath , provided with a thermometer , as we have seen in § 14 . Salts ...
Page 49
... exposed to a slight red heat , whilst the above indicated tempera- ture is maintained at f . After all the water is expelled , the air is still allowed , for a few moments , to pass through the apparatus ; the latter is then taken ...
... exposed to a slight red heat , whilst the above indicated tempera- ture is maintained at f . After all the water is expelled , the air is still allowed , for a few moments , to pass through the apparatus ; the latter is then taken ...
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Instruction in Chemical Analysis (Quantitative.) C Remigius Fresenius,John Lloyd Bullock No preview available - 2015 |
Common terms and phrases
accurate results alumina ammonia amount analysis antimony apparatus arsenic acid barytes beaker-glass bismuth boiling bromine carbonate of ammonia carbonate of soda carbonic acid chloric acid chloride chloride of platinum chloride of silver chromium cobalt completely compound under examination contains converted crucible decomposed decomposition directed sub dissolved evaporation filtrate flask fluid filtered fused gentle heat glass grammes hydrated hydrochloric acid ignition insoluble in water latter likewise lime magnesia manganese mercury metallic method mixed mixture nickel nitrate nitric acid operation organic acids oxalate oxide oxide of chromium oxide of copper oxide of lead oxygen perchloride perfectly peroxide of iron phosphate phosphoric acid Plate porcelain portion powder precipitation as sulphuret proportion protochloride protoxide pure quantitative readily red heat residue rinsing sal ammoniac separation soluble solution strontia subsequently substance sulphate of barytes sulphuretted hydrogen sulphuric acid temperature tion tube vide volatile washed weighed whilst yields very accurate zinc