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Water containing deuterium, a heavy isotope of hydrogen.

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Chain Reaction

A reaction that, once initiated, sustains itself and expands. This is a reaction in which reactive species, such as radicals, are produced in more than one step. These reactive species, radicals, propagate the chain reaction.

 

Eluate

Solvent (or mobile phase) which passes through a chromatographic column and removes the sample components from the stationary phase.

Polyprotic Acid

An Acid that can form two or more hydronium ions per molecule, often a least one step of ionization is weak.

Cyclotron

A device for accelerating charged particles along a spiral path.

Alkylbenzene

A compound containing an alkyl group bonded to a benzene ring.

Molecular Weight

The mass of one molecule of a nonionic substance in atomic mass units.

Fluids

Substances that flow freely, gases and liquids.

Ostwald Process

A process for the industrial production of nitrogen oxide and nitric acid from ammonia and oxygen.

Heat Capacity

The amount of heat required to raise the temperature of a body (of any mass) one degree Celsius.

Molecular Geometry

The arrangement of atoms (not lone pairs of electrons) around a central atom of a molecule or polyatomic ion.