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The material in a distillation apparatus that is to be distilled.

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Molality

Concentration expressed as number of moles of solute per kilogram of solvent.

Electrolyte

A substance whose aqueous solutions conduct electricity.

 

Colloid

A heterogeneous mixture in which solute-like particles do not settle out.

Oxidation-reduction Reactions

Reactions in which oxidation and reduction occur, also called redox reactions.

Mother Nuclide

Nuclide that undergoes nuclear decay.

Group

A vertical column in the periodic table, also called a family.

Metallic Conduction

Conduction of electrical current through a metal or along a metallic surface.

Degenerate

Of the same energy.

Standard Molar Volume

The volume occupied by one mole of an ideal gas under standard conditions, 22.4liters.

Critical Pressure

The pressure required to liquefy a gas (vapor) at its critical temperature.