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Colloidal suspension of a solid dispersed in a liquid, a semirigid solid.

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Saponification

Hydrolysis of esters in the presence of strong soluable bases.

Dimer

Molecule formed by combination of two smaller (identical) molecules.

Law of Conservation of Energy

Energy cannot be created or destroyed, it may be changed from one form to another.

Actinides

Elements 89 to 103 (between lawrencium and actinium) on the periodic table. Only the first four have been found in nature in appreciable amounts. The remainder have been produced synthetically.

Limiting Reactant

Substance that stoichiometrically limits the amount of product(s) that can be formed.

Energy

The capacity to do work or transfer heat.

Thermodynamics

The study of the energy transfers accompanying physical and chemical processes.

Barometer

A device for measuring pressure.

Coulometry

The quantitative application of Faraday's Law to the analysis of materials. The current and time are the usual variables measured.

Lewis Acid

Any species that can accept a share in an electron pair.