Chemical News and Journal of Physical Science, Tom 121Chemical news office., 1921 |
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Strona 14
... silicic acid , thus prov- ing that it was not an ordinary solution . Graham called the silicic acid when in this con- dition a Colloid , whereas he termed the salts and other similar bodies that passed through parch- ment Crystalloids ...
... silicic acid , thus prov- ing that it was not an ordinary solution . Graham called the silicic acid when in this con- dition a Colloid , whereas he termed the salts and other similar bodies that passed through parch- ment Crystalloids ...
Strona 15
... silicic acid is charged positively when in water , and negatively when in turpentine . Generally , the continual suspension of a colloid in the disperse medium is possible only when the colloidal particle retains an electrical charge ...
... silicic acid is charged positively when in water , and negatively when in turpentine . Generally , the continual suspension of a colloid in the disperse medium is possible only when the colloidal particle retains an electrical charge ...
Strona 102
... silicon or phosphorus . According to Raben it is the accumulation of silicic acid in the sea - water that determines the great increase of Diatoms in spring and again in autumn . Some writers have considered these variations in the ...
... silicon or phosphorus . According to Raben it is the accumulation of silicic acid in the sea - water that determines the great increase of Diatoms in spring and again in autumn . Some writers have considered these variations in the ...
Strona 207
... silicic acid will be precipitated when the solution is heated . On titrating the solution after it has been passed ... silicic acid separates , the better plan is to take a new sample rather than attempt to run the gelatinised solution ...
... silicic acid will be precipitated when the solution is heated . On titrating the solution after it has been passed ... silicic acid separates , the better plan is to take a new sample rather than attempt to run the gelatinised solution ...
Strona 218
... silicic acid or gelatin only a little . Thus The resistance exerted on the particles by the surrounding medium when they move under the influence of a force is a means of investigation that is now often used for the determination of the ...
... silicic acid or gelatin only a little . Thus The resistance exerted on the particles by the surrounding medium when they move under the influence of a force is a means of investigation that is now often used for the determination of the ...
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