Chemical News and Journal of Industrial Science, Tomy 101-102Chemical news office., 1910 |
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Strona 7
... amount of per- manganate less that required for the uranium and iron . The assumption is made that the amount of permanganate required to oxidise vanadium reduced by sheet aluminium is approximately twice that which would be required if ...
... amount of per- manganate less that required for the uranium and iron . The assumption is made that the amount of permanganate required to oxidise vanadium reduced by sheet aluminium is approximately twice that which would be required if ...
Strona 8
... amount was always needed , and this was the case with mixed solutions of uranium and vanadium . As the vanadium content was lessened in proportion to the uranium content , the results came nearer the calculated This would be amount ...
... amount was always needed , and this was the case with mixed solutions of uranium and vanadium . As the vanadium content was lessened in proportion to the uranium content , the results came nearer the calculated This would be amount ...
Strona 10
... amounts of inorganic salts . A sugar which yielded d - phenylglucosazone was also present in small amount , but no evidence could be obtained of the presence of a glucoside . The emodin monomethyl ether which was isolated was identical ...
... amounts of inorganic salts . A sugar which yielded d - phenylglucosazone was also present in small amount , but no evidence could be obtained of the presence of a glucoside . The emodin monomethyl ether which was isolated was identical ...
Strona 13
... amount of titanium present in the niobic acid can be determined if the directions given by the author are followed . Marignac prepared a table for calculating the total amount of titanium present in a mixture of the acid earths , based ...
... amount of titanium present in the niobic acid can be determined if the directions given by the author are followed . Marignac prepared a table for calculating the total amount of titanium present in a mixture of the acid earths , based ...
Strona 15
... amounts of alkali are enough to bring them into solution . We find that the best proportion is 6 parts of potassium cyanide to I of caustic alkali for about equal quantities of acid earths and titanic acid ; as the amount of acid earth ...
... amounts of alkali are enough to bring them into solution . We find that the best proportion is 6 parts of potassium cyanide to I of caustic alkali for about equal quantities of acid earths and titanic acid ; as the amount of acid earth ...
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acetic acid action alcohol alkaline aluminium ammonia ammonium amount analysis apparatus atomic weight B.Sc barium boiling bromide calcium calculated carbon dioxide cent Chem chemical Chemistry chemists chloride colour comet compounds concentrated condensation containing copper crystalline D.Sc decomposed derivatives determination dilute dissolved distilled ether ethyl evaporated excess experiments filter filtrate flask formed formula gives gold grms heated hydrochloric acid hydrogen hydroxide invertase iodide iodine iron J. J. Thomson ketone liquid melting metal method mgrms mineral mixture molecular molecules muriatic niobic nitrate nitric acid obtained oxide oxidised oxygen paper perchloric acid permanganate phosphorus platinum potassium precipitate prepared present Prof pure quantity reaction reduced residue salt sample scandium silver phosphate Society sodium sodium carbonate soluble substance sugar sulphate sulphide sulphuric acid tantalic acid tantalum telluride tellurium temperature theory tion titanic acid titanium tube vanadium vapour washed ytterbium zinc