Chemical News and Journal of Industrial Science, Tom 34Chemical news office., 1876 |
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Strona 2
... temperature ; it is then thrown on a filter and washed with cold water , or , what is preferable , with alcohol , and dried over sulphuric acid in vacuum . The salt is of a pale blue colour , and consists of microscopic needles , which ...
... temperature ; it is then thrown on a filter and washed with cold water , or , what is preferable , with alcohol , and dried over sulphuric acid in vacuum . The salt is of a pale blue colour , and consists of microscopic needles , which ...
Strona 3
... temperature , beautiful blue , well - defined crystals . I could only obtain the crystalline form from the gummy mass alluded to by the method described , and the precise manner of its formation remains as yet unexplained . I am ...
... temperature , beautiful blue , well - defined crystals . I could only obtain the crystalline form from the gummy mass alluded to by the method described , and the precise manner of its formation remains as yet unexplained . I am ...
Strona 4
... temperatures it loses water and leaves vanadic pentoxide , which fuses at a still higher temperature . I am still engaged with the study of the formation of this remarkable form of vanadic acid , which resists che- mical reagents to a ...
... temperatures it loses water and leaves vanadic pentoxide , which fuses at a still higher temperature . I am still engaged with the study of the formation of this remarkable form of vanadic acid , which resists che- mical reagents to a ...
Strona 8
... temperature of 45 ° C. we plunged it rapidly into a bath of cold water at 15 ° C. The rotation to the right ceased , the instrument stopped for a moment , and then began to revolve to the left with a rapidly increasing speed , which ...
... temperature of 45 ° C. we plunged it rapidly into a bath of cold water at 15 ° C. The rotation to the right ceased , the instrument stopped for a moment , and then began to revolve to the left with a rapidly increasing speed , which ...
Strona 16
... temperature , into a solid , white , opaque , amorphous substance , called cyamelide . Further- more , this curious body has the same composition as cyanic acid , but is insoluble in water , alcohol , ether , and dilute acids ; it is ...
... temperature , into a solid , white , opaque , amorphous substance , called cyamelide . Further- more , this curious body has the same composition as cyanic acid , but is insoluble in water , alcohol , ether , and dilute acids ; it is ...
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