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

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Spectator Ions

Ions in a solution that do not participate in a chemical reaction.

Hess' Law of Heat Summation

The enthalpy change for a reaction is the same whether it occurs in one step or a series of steps.

Chemical Hygiene Plan (CHP)

A written program developed and implemented by an employer designating proceedures, equipment, personal protective equipment, and work practices that are capable of protecting employees from the health hazards presented by hazardous chemicals usid in that particular workplace.

Carbanion

An organic ion carrying a negative charge on a carbon atom.

Suspension

A heterogeneous mixture in which solute-like particles settle out of solvent-like phase some time after their introduction.

Electroplating

Plating a metal onto a (cathodic) surface by electrolysis.

S Orbital

A spherically symmetrical atomic orbital, one per energy level.

Inhibitory Catalyst

An inhibitor, a catalyst that decreases the rate of reaction.

Hydration Energy

The energy change accompanying the hydration of a mole of gase and ions.

Ionic Geometry

The arrangement of atoms (not lone pairs of electrons) about the central atom of a polyatomic ion.