Date of Award

6-1943

Document Type

Open Access

Degree Name

Bachelor of Science

Department

Chemistry

Language

English

Abstract

Much work has been done on the factors affecting the time of setting of silicic acid gels. The effects of hydrogen ion concentration, heat, and the presence of ammonium chloride and other soluble impurities are quite well known. Work has also been done on the gels, during and after setting, on such properties as electrolytic conductivity, surface tension, syneresis elasticity, viscosity and the ability to scatter light. It is with this last property that this research is chiefly concerned. The oldest known law concerning optical properties of a collodial solution is Lamberts' law of absorption.

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Chemistry Commons

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Rights Statement

In Copyright - Educational Use Permitted.