Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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... grms . SENSITIVENESS , 0.5 mgrm . Agate knife - edges and bearings . Price £ 7 : 15 : 0 . A Illustrated Catalogue Pot Free . TURNMILL ST .. LONDON . SILICATES OF SODA AND POTASH . IN THE STATE OF SOLUBLE GLASS OR IN CONCENTRATED ...
... grms . SENSITIVENESS , 0.5 mgrm . Agate knife - edges and bearings . Price £ 7 : 15 : 0 . A Illustrated Catalogue Pot Free . TURNMILL ST .. LONDON . SILICATES OF SODA AND POTASH . IN THE STATE OF SOLUBLE GLASS OR IN CONCENTRATED ...
Strona 3
... grms . , therefore the friction was adding to the apparatus 2944 X 0'0024 = 7'1 calories per minute . During the whole combustion period of six minutes this would be 6 x 7'1 = 42 · 6 calories . The value for F obtained on another ...
... grms . , therefore the friction was adding to the apparatus 2944 X 0'0024 = 7'1 calories per minute . During the whole combustion period of six minutes this would be 6 x 7'1 = 42 · 6 calories . The value for F obtained on another ...
Strona 5
... grms . of potassium iodide , and the unabsorbed bromine titrated against a tenth normal sodium thiosulphate water solution . Starch solu- tion is used as an indicator . The end - point is reached when the bromine colour of the oily ...
... grms . of potassium iodide , and the unabsorbed bromine titrated against a tenth normal sodium thiosulphate water solution . Starch solu- tion is used as an indicator . The end - point is reached when the bromine colour of the oily ...
Strona 6
... grms . of bromine per 100 grms . of oil , or sufficient to account for half the total bromination . However , in oils giving large bromine absorptions the amount of hydrogen sulphide present is nil , or negligible , and the possible ...
... grms . of bromine per 100 grms . of oil , or sufficient to account for half the total bromination . However , in oils giving large bromine absorptions the amount of hydrogen sulphide present is nil , or negligible , and the possible ...
Strona 8
... Grms . Efficiency . Per cent . TABLE II . Ampères . Volts . 30 42 15 95'5 2 . 32.5 4125 31 15 89.2 2 . 42 53'9 37 27 95'7 4 . 35 45.6 313 12.8 64'4 5 . 9 54'9 26 5 81.2 6 . 4I 319 30 5 30.6 7 . 45 52'1 29'5 18 61.6 TABLE I. 8 . 45 53'5 ...
... Grms . Efficiency . Per cent . TABLE II . Ampères . Volts . 30 42 15 95'5 2 . 32.5 4125 31 15 89.2 2 . 42 53'9 37 27 95'7 4 . 35 45.6 313 12.8 64'4 5 . 9 54'9 26 5 81.2 6 . 4I 319 30 5 30.6 7 . 45 52'1 29'5 18 61.6 TABLE I. 8 . 45 53'5 ...
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absorption acetic acid action alcohol alkali alloy amalgam ammonia ammonium amount Analysis apparatus atomic weight B.Sc boiling bromine calcium carbon cent Chem CHEMICAL NEWS Office chemists chloride CLERKENWELL ROAD cobalt colour compounds concentrated condenser containing copper crucible crystalline crystals D.Sc determined dilute dioxide dissolved Edition electric electrolyte ether ethyl evaporated experiments Farringdon Street formed fractions G. S. Newth gases grms heat hydrate hydrazine hydrochloric acid hydrogen Inorganic Laboratory liquid London Manufacture melting mercury metal method mgrms mixture molecular molecules neodymium Newcastle Street nitrate nitric acid nitrogen obtained Organic Chemistry oxide oxidising oxygen paper Physical platinum post free potassium Practical praseodymium precipitate prepared present pressure Prof pure quantity radium reaction reagent residue Royal salt silver Sir William Crookes Society sodium soluble solution solvent substance sulphate sulphuric acid temperature Text-book tion tube vapour volume W. H. Perkin zinc ΙΟ