Chemical News and Journal of Physical Science, Tom 115Chemical news office., 1917 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 7
... acid in excess of the amount necessary to convert the bromide to sulphate was added , as well as nitric acid , and the solution was gently heated When the weight of the salt had been determined , the on an electric stove in order to ...
... acid in excess of the amount necessary to convert the bromide to sulphate was added , as well as nitric acid , and the solution was gently heated When the weight of the salt had been determined , the on an electric stove in order to ...
Strona 10
... acid was 5 molar were made with ammonium ferric alum , after special tests had shown that the two alums gave practically identical results . + EXPERIMENTAL Part . The method and apparatus used have been described in a previous article ...
... acid was 5 molar were made with ammonium ferric alum , after special tests had shown that the two alums gave practically identical results . + EXPERIMENTAL Part . The method and apparatus used have been described in a previous article ...
Strona 21
... acid had been added . It has been shown in a previous paper ( Am . Journ . Sci . , xxxii . , 217 ; see also Ibid . , xxxvi . , 544 ) that the evolution of a gas tends to raise the observed reaction velocity , and by an uncertain amount ...
... acid had been added . It has been shown in a previous paper ( Am . Journ . Sci . , xxxii . , 217 ; see also Ibid . , xxxvi . , 544 ) that the evolution of a gas tends to raise the observed reaction velocity , and by an uncertain amount ...
Strona 24
... Acids . - J . Bougault . By the action of iodine upon a very alkaline soda solution of the semicarbazone of benzylpyruvic acid , a - di - iodo - phenyl- butyric acid is deposited as the sodium salt . The free acid fuses at 145 ° . It is ...
... Acids . - J . Bougault . By the action of iodine upon a very alkaline soda solution of the semicarbazone of benzylpyruvic acid , a - di - iodo - phenyl- butyric acid is deposited as the sodium salt . The free acid fuses at 145 ° . It is ...
Strona 24
... ACID and SULPHITES . Liquid SO , in Syphons , for Lectures , & c . PHOSPHORIC ACID and PHOSPHATES . CARAMELS & COLORINGS for all purposes . Registered as PRICE 44 . Newspaper . POST FREE 416 . To comply with Regulation 8 ( b ) of the ...
... ACID and SULPHITES . Liquid SO , in Syphons , for Lectures , & c . PHOSPHORIC ACID and PHOSPHATES . CARAMELS & COLORINGS for all purposes . Registered as PRICE 44 . Newspaper . POST FREE 416 . To comply with Regulation 8 ( b ) of the ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic alcohol alkali ammonia amount amylase analysis analytical annealing apparatus application atomic B.Sc boiling British calcium carbon cent Chem CHEMICAL NEWS Office chemistry chemists chert chloride colloidal colour compounds concentration containing copper crystallisation determined dilute dissolved distilled dyes dysprosium engineering erbium evaporated experiments Explosives Farringdon Street ferric filtered fractions glass grains grms heat hydrochloric acid hydrogen hydrogen peroxide hydroxide increase industry Institution iron J. J. THOMSON Journ Laboratory lead liquid London maltose manufacture material matter metal method mixture molar Newcastle Street nickel nitrate nitric acid nitrile nitrogen obtained oxide oxidising paper peroxide phosphate potassium precipitate present production Prof pure pyrites reaction reagent Research salt samples Society sodium sodium hydroxide soil soluble solution starch steel substances sulphate sulphide sulphuric acid superphosphate supply Table temperature tion toluene trinitrotoluene velocity volume weight zinc ΙΟ