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A salt containing an ionizable hydrogen atom. Acidic salt does not necessarily produce acidic solutions.

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Amine

Derivatives of ammonia in which one or more hydrogen atoms have been replaced by organic groups.

Control Rods

Rods of materials such as cadmium or boron steel that act as neutron obsorbers (not merely moderaters) used in nuclear reactors to control neutron fluxes and therfore rates of fission.

Activity Series

A listing of metals (and hydrogen) in order of decreasing activity.

Complex Ions

Ions resulting from the formation of coordinate covalent bonds between simple ions and other ions or molecules.

Molarity

Number of moles of solute per litre of solution.

Emulsion

Colloidal suspension of a liquid in a liquid.

Hydrophilic Colloids

Colloidal particles that repel water molecules.

Salicylaldehyde

An oily, slightly water-soluble liquid, C7H6O2, having an almondlike odor: used chiefly in perfumery and in the synthesis of coumarin.

Temperature

A measure of the intensity of heat, i.e. the hotness or coldness of a sample. or object.

Weak Electrolyte

A substance that conducts electricity poorly in a dilute aqueous solution.