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Theory of reaction rates that states that effective collisions between reactant molecules must occur in order for the reaction to occur.

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Ampere

Unit of electrical current, one ampere equals one coulomb per second.

 

Water Equivalent

The amount of water that would absorb the same amount of heat as the calorimeter per degree temperature increase.

Substitution Reaction

A reaction in which an atom or a group of atoms is replaced by another atom or group of atoms.

Miscibility

The ability of one liquid to mix with (dissolve in) another liquid.

Oxidation-reduction Reactions

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

Open Sextet

Refers to species that have only six electrons in the highest energy level of the central element (many Lewis acids).

Periodic Law

The properties of the elements are periodic functions of their atomic numbers.

Anode

In a cathode ray tube, the positive electrode. Electrode at which oxidation occurs.

Mass Spectrometer

An instrument that measures the charge-to-mass ratio of charged particles.

Deposition

The direct solidification of a vapor by cooling, the reverse of sublimation.