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A state of dynamic balance in which the rates of forward and reverse reactions are equal, the state of a system when neither forward or reverse reaction is thermodynamically favored.

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Differential Thermometer

A thermometer used for accurate measurement of very small changes in temperature.

Linkage Isomers

Isomers in which a particular ligand bonds to a metal ion through different donor atoms.

 

Pairing Energy

Energy required to pair two electrons in the same orbital.

Lewis Base

Any species that can make available a share in an electron pair.

Raoult's Law

The vapor pressure of a solvent in an ideal solution decreases as its mole fraction decreases.

Rate of Reaction

Change in the concentration of a reactant or product per unit time.

Equivalence Point

The point at which chemically equivalent amounts of reactants have reacted.

Optical Isomers

Stereoisomers that differ only by being nonsuperimposable mirror images of each other, like right and left hands, also called enantiomers.

Law of Conservation of Energy

Energy cannot be created or destroyed, it may be changed from one form to another.

Rate-determining Step

The slowest step in a mechanism, the step that determines the overall rate of reaction.