Chemical News and Journal of Physical Science, Tom 113Chemical news office., 1916 |
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Strona 6
... acid which may be combined by proteins . This was based on the fact that the hydrochlorides or other combinatiens ... sulphuric acid , followed by drying over solid alkali . It will be seen that reasonably constant this way which have ...
... acid which may be combined by proteins . This was based on the fact that the hydrochlorides or other combinatiens ... sulphuric acid , followed by drying over solid alkali . It will be seen that reasonably constant this way which have ...
Strona 8
... sulphuric acid ( sp . gr . 1.84 ) , and diluted to 8 litres . This solution was titrated with the permanganate at the time of using , and its value computed from the iron value of the permanganate . In the following is outlined a ...
... sulphuric acid ( sp . gr . 1.84 ) , and diluted to 8 litres . This solution was titrated with the permanganate at the time of using , and its value computed from the iron value of the permanganate . In the following is outlined a ...
Strona 9
... sulphuric acid on this titration in presence of fluorides . Experiments 6 to 11 inclusive show that ferrous iron can be titrated at room temperature with moderate accuracy in solutions normal in hydrofluoric acid and normal to 5N sulphuric ...
... sulphuric acid on this titration in presence of fluorides . Experiments 6 to 11 inclusive show that ferrous iron can be titrated at room temperature with moderate accuracy in solutions normal in hydrofluoric acid and normal to 5N sulphuric ...
Strona 17
... acid at water - bath heat , and pouring the mixture into an be carried into the molecule . excess of water . The ... sulphuric acid to remove most of the water . The small evaporating dishes holding the residues were then placed in bell ...
... acid at water - bath heat , and pouring the mixture into an be carried into the molecule . excess of water . The ... sulphuric acid to remove most of the water . The small evaporating dishes holding the residues were then placed in bell ...
Strona 19
... acid is likewise added slowly to expel the H2S as completely as possible . Strong hydrofluoric acid is then added ... sulphuric acid used in preparing this solution . The above method can be easily adapted to Pratt's scheme of ...
... acid is likewise added slowly to expel the H2S as completely as possible . Strong hydrofluoric acid is then added ... sulphuric acid used in preparing this solution . The above method can be easily adapted to Pratt's scheme of ...
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Popularne fragmenty
Strona 115 - Earth, in the development of Life upon its surface, in the development of Society, of Government, of Manufactures, of Commerce, of Language, Literature, Science, Art, this same evolution of the simple into the complex, through successive differentiations, holds throughout. From the earliest traceable cosmical changes down to the latest results of civilization, we shall find that the transformation of the homogeneous into the heterogeneous, is that in which Progress essentially consists.
Strona 179 - German population has reached a point of general training and specialised equipment which it will take us two generations of hard and intelligently directed educational work to attain. It is that Germany possesses a national weapon of precision which must give her an enormous initial advantage in any and every contest depending upon disciplined and methodised intellect.
Strona 226 - Looking back to the times of the " father of chemistry and the brother of the Earl of Cork...
Strona 48 - Provided, that the addition of pure boiled or condensed grape must or pure crystallized cane or beet sugar or pure...
Strona 250 - I let up some solution of liver of sulphur to absorb the dephlogisticated air, after which only a small bubble of air remained unabsorbed, which certainly was not more than -j-^ of the bulk of the phlogisticated air let up into the tube ; so that if there is any part of the phlogisticated air of our atmosphere which differs from the rest and cannot be reduced to nitrous acid, we may safely conclude that it is not more than T^ part of the whole.
Strona 122 - Neither can much improvement arise from such speculations as the following, which are the themes suggested by the Vedant:. — In what manner is the soul absorbed into the deity? What relation does it bear to the divine essence? Nor will youths be fitted...
Strona 48 - Treasury, may from time to time prescribe; but in no case shall such wines to which water has been added be eligible for fortification under the provisions of this Act where the same, after fermentation and before fortification, have an alcoholic strength of less than five per centum of their volume.
Strona 48 - Sparkling wine is wine in which the after part of the fermentation is completed in the bottle, the sediment being disgorged and its place supplied by wine or sugar liquor, and which contains, in one hundred (100) cubic centimeters (20° C.), not less than twelve hundredths (0.12) gram of grape ash.
Strona 115 - Whether it be in the development of the Earth, in the development of Life upon its surface, in the development of Society, of Government, of Manufactures, of...
Strona 48 - ... and such sweet wine shall contain not less than four per centum of saccharine matter, which saccharine strength may be determined by testing with Balling's...