Chemical News and Journal of Physical Science, Tom 121Chemical news office., 1921 |
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Strona 14
... shown either by dropping upon filter paper , when the colloidal matter will remain as a stain in the centre , the disperse medium , in this case water , spreading out around it ; or by passing a powerful beam of light through the liquid ...
... shown either by dropping upon filter paper , when the colloidal matter will remain as a stain in the centre , the disperse medium , in this case water , spreading out around it ; or by passing a powerful beam of light through the liquid ...
Strona 15
... shown , it is necessary first that the colloidal material in suspension should be broken up by giving each minute particle an electrical charge , thus preventing coalescence , that is to say the suspension should be peptised . Various ...
... shown , it is necessary first that the colloidal material in suspension should be broken up by giving each minute particle an electrical charge , thus preventing coalescence , that is to say the suspension should be peptised . Various ...
Strona 17
... shown that evening , and he felt confident it would be as brilliant a success when carried out on a large scale . Mr. WALTER C. HANCOCK said those who had had any experience in the preparation of a lecture for such an audience would be ...
... shown that evening , and he felt confident it would be as brilliant a success when carried out on a large scale . Mr. WALTER C. HANCOCK said those who had had any experience in the preparation of a lecture for such an audience would be ...
Strona 19
... shown , and that the whole demonstration had been a model of its kind . The motion was carried and the meeting then terminated . GRINDING WHEELS : THEIR MANUFACTURE , USES IN INDUSTRY , FACTORS AFFECTING THEIR AND SELECTION . * By ...
... shown , and that the whole demonstration had been a model of its kind . The motion was carried and the meeting then terminated . GRINDING WHEELS : THEIR MANUFACTURE , USES IN INDUSTRY , FACTORS AFFECTING THEIR AND SELECTION . * By ...
Strona 32
... shown that this simple theory is in fact identical with the accepted valence theory of organic chemistry and leads to the same structural formulas as the ordinary theory in all those cases where we can take the valence of nitrogen to be ...
... shown that this simple theory is in fact identical with the accepted valence theory of organic chemistry and leads to the same structural formulas as the ordinary theory in all those cases where we can take the valence of nitrogen to be ...
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