Chemical News and Journal of Physical Science, Tom 105Chemical news office., 1912 |
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Strona 1
... obtained it by submitting saturated solu tions of boric acid and of borax to the action of an induc- tion spark . He describes it as consisting of three strong lines , of wave - lengths 34503 , 24970 , and 2496.2 . 29 Rowland in his ...
... obtained it by submitting saturated solu tions of boric acid and of borax to the action of an induc- tion spark . He describes it as consisting of three strong lines , of wave - lengths 34503 , 24970 , and 2496.2 . 29 Rowland in his ...
Strona 3
... obtaining sound castings ; and blowholes would cause too low a value for the density to be obtained . The aluminium used in the determinations of the density and coefficient of linear expansion , described below , was obtained from ( 1 ) ...
... obtaining sound castings ; and blowholes would cause too low a value for the density to be obtained . The aluminium used in the determinations of the density and coefficient of linear expansion , described below , was obtained from ( 1 ) ...
Strona 7
... obtain a solution from which to isolate organic compounds . These were the treatment with dilute alkali as in previous work and treatment with boiling 95 per cent alcohol . In several cases the same compounds were obtained by both ...
... obtain a solution from which to isolate organic compounds . These were the treatment with dilute alkali as in previous work and treatment with boiling 95 per cent alcohol . In several cases the same compounds were obtained by both ...
Strona 9
... obtained . The residue in the flask when re - crystallised from ethyl alcohol yielded 30 grms . of myristone , which melted at 75—76 ° . Methyl - n - tridecyl ketone boils at 184 ° / 20 mm . , and on cooling sets to a soft mass of ...
... obtained . The residue in the flask when re - crystallised from ethyl alcohol yielded 30 grms . of myristone , which melted at 75—76 ° . Methyl - n - tridecyl ketone boils at 184 ° / 20 mm . , and on cooling sets to a soft mass of ...
Strona 14
... obtained corresponding to the required tem- perature . This form of regulator is affected by variations of gas and atmospheric pressure . It is not difficult to secure regulation of the thermostat within oor ° C. VOLUMETRIC ...
... obtained corresponding to the required tem- perature . This form of regulator is affected by variations of gas and atmospheric pressure . It is not difficult to secure regulation of the thermostat within oor ° C. VOLUMETRIC ...
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