Chemical News and Journal of Industrial Science, Tomy 99-100Chemical news office., 1909 |
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Strona 6
... DETERMINATION OF HALOGENS IN ORGANIC COMPOUNDS . * By C. W. BACON . 1. Introductory . HALOGENS are at present determined in organic com- pounds almost exclusively by the method of Carius . While generally reliable , the method is quite ...
... DETERMINATION OF HALOGENS IN ORGANIC COMPOUNDS . * By C. W. BACON . 1. Introductory . HALOGENS are at present determined in organic com- pounds almost exclusively by the method of Carius . While generally reliable , the method is quite ...
Strona 13
... determining rotatory dispersive power which have made it possible to observe accurately not only in the bright regions ... determined by the openness of the spectrum and , in a very important manner , by the efficiency of the dispersive ...
... determining rotatory dispersive power which have made it possible to observe accurately not only in the bright regions ... determined by the openness of the spectrum and , in a very important manner , by the efficiency of the dispersive ...
Strona 21
... determination by the freezing - point method in glacial acetic acid solution showed the ester to be unimolecular ... determined over a range of concentrations and in solu- tions of two different salts - silver in silver nitrate and ...
... determination by the freezing - point method in glacial acetic acid solution showed the ester to be unimolecular ... determined over a range of concentrations and in solu- tions of two different salts - silver in silver nitrate and ...
Strona 42
... determined . For cane - sugar we have very accurate knowledge of this quantity for one temperature , 15 ° , from the ... determining the osmotic pressure at any temperature , if it is known at one . For obtaining the osmotic pressure of ...
... determined . For cane - sugar we have very accurate knowledge of this quantity for one temperature , 15 ° , from the ... determining the osmotic pressure at any temperature , if it is known at one . For obtaining the osmotic pressure of ...
Strona 43
... determined by a blank test . Add 10 cc . of concentrated hydrochloric acid solution , cover the flask , and allow it to stand , with occasional shaking , for five minutes . Wash down the sides of the flask and titrate the free iodine ...
... determined by a blank test . Add 10 cc . of concentrated hydrochloric acid solution , cover the flask , and allow it to stand , with occasional shaking , for five minutes . Wash down the sides of the flask and titrate the free iodine ...
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acetic action alcohol alkali ammonia ammonium amount analysis antimony apparatus aqueous atomic weight B.Sc Bakelite barium boiling calcium calculated carbon cent Chem chemical Chemistry chloride colour columbite compounds concentration condensation containing copper crucible crystallisation decomposed derivatives determined dilute dioxide dissolved distilled effect electric electrodes electrolytic elements equation ether ethyl evaporated experiments extract filtered flask flour formed formula gases gives graphite grms guncotton heated hydrate hydrochloric acid hydrofluoric acid hydrogen hydroxide investigation iodine iron laboratory liquid metal method mgrm mineral mixture molecular molecules nitrate nitric acid nitrogen nitroglycerin observed obtained ordinary osmotic pressure oxalic oxalic acid oxide oxidised oxygen paper phenol platinum potassium precipitate prepared present Prof pure quantity radio-active radium reaction residue salt scandium shown silver Society sodium soluble solution solvent substance sulphate sulphide sulphuric acid tantalite tantalum tellurium temperature tion tube vapour volume yield