Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 5
... containing calcium in such small quantities as not to show any traces of the H lines . " How far this and similar ... contain more than 30 grains solids per gallon , and not more than half of this should precipitate on boiling ...
... containing calcium in such small quantities as not to show any traces of the H lines . " How far this and similar ... contain more than 30 grains solids per gallon , and not more than half of this should precipitate on boiling ...
Strona 8
... containing water , best by placing the waggon over the vessel and withdrawing a slide in its bottom , so as at once to thoroughly wet and cool the contents . One - eighth part , or thereabouts , of the cooled metal is now placed in the ...
... containing water , best by placing the waggon over the vessel and withdrawing a slide in its bottom , so as at once to thoroughly wet and cool the contents . One - eighth part , or thereabouts , of the cooled metal is now placed in the ...
Strona 15
... containing calcic chloride , and then through sulphuric acid in a Wolff's bottle . The spectrum of the spark passing between the platinum electrodes was then observed , a coil with five Grove cells and a medium - sized jar being ...
... containing calcic chloride , and then through sulphuric acid in a Wolff's bottle . The spectrum of the spark passing between the platinum electrodes was then observed , a coil with five Grove cells and a medium - sized jar being ...
Strona 18
... containing a decinormal solution of potassium iodide . The action was allowed to go on for a week at common temperatures , the permanganate being added in successive portions until the oxalic acid was com- pletely decomposed . Nine ...
... containing a decinormal solution of potassium iodide . The action was allowed to go on for a week at common temperatures , the permanganate being added in successive portions until the oxalic acid was com- pletely decomposed . Nine ...
Strona 21
... containing the Proceedings of the Conference , shows that the working members of that body have applied the wholesome lesson read to them by Prof. Attfield at the 1877 meeting , and we are glad to see that every paper , without ...
... containing the Proceedings of the Conference , shows that the working members of that body have applied the wholesome lesson read to them by Prof. Attfield at the 1877 meeting , and we are glad to see that every paper , without ...
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