A Dictionary, Practical, Theoretical and Historical of Commerce and Commercial NavigationLongman, Brown, Green, and Longmans, 1844 - 1410 páginas |
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Página 3
... acid requires for its exact neutralisation . This latter process is termed Acidimetry , or the ascertain- ing the quantity of real acid existing in any of the liquid or crystallised acids . The principal acids at present known are , the ...
... acid requires for its exact neutralisation . This latter process is termed Acidimetry , or the ascertain- ing the quantity of real acid existing in any of the liquid or crystallised acids . The principal acids at present known are , the ...
Página 4
... acid combines with the lime , forming an insoluble compound , while the carbonic acid is liberated ; the insoluble citrate , after being well washed , is to be acted upon by dilute sulphuric acid , which forms ... acid . For the 4 ACIDS .
... acid combines with the lime , forming an insoluble compound , while the carbonic acid is liberated ; the insoluble citrate , after being well washed , is to be acted upon by dilute sulphuric acid , which forms ... acid . For the 4 ACIDS .
Página 5
... acid is prepared either by distilling one part of the cyanuret of mercury , one part of muriatic acid of specific gravity 1-15 , and six parts of water , six parts of prussic acid being collected ; or , by dissolving a certain weight of ...
... acid is prepared either by distilling one part of the cyanuret of mercury , one part of muriatic acid of specific gravity 1-15 , and six parts of water , six parts of prussic acid being collected ; or , by dissolving a certain weight of ...
Página 25
... acid , is again restored ; the infusions of the red cabbage , the violet , and many other purple vegetable colours , are converted to green . Litmus paper reddened by carbonic acid is , however , the most delicate test of the presence ...
... acid , is again restored ; the infusions of the red cabbage , the violet , and many other purple vegetable colours , are converted to green . Litmus paper reddened by carbonic acid is , however , the most delicate test of the presence ...
Página 26
... acid and ammonia are sublimed in vapour , and muriate of lime remains in the vessel . A much less expensive process is , however , now followed , namely , from the waste gas liquors obtained in the purification of coal gas ; these are ...
... acid and ammonia are sublimed in vapour , and muriate of lime remains in the vessel . A much less expensive process is , however , now followed , namely , from the waste gas liquors obtained in the purification of coal gas ; these are ...
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