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Equilibria involving only one species in a single phase. For example, all gases, all liquids or all solids.

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Hydrophilic Colloids

Colloidal particles that repel water molecules.

xenon tetrafluoride

A colorless, crystalline compound, XeF4, prepared by heating a gaseous mixture of fluorine and xenon.

Polyene

A compound that contains more than one double bond per molecule.

Ideal Solution

A solution that obeys Raoult's Law exactly.

Semipermable Membrane

A thin partition between two solutions through which certain molecules can pass but others cannot.

Coordination Isomers

Isomers involving exchanges of ligands between complex cation and complex anion of the same compound.

Polymer

A large molecule consisting of chains or rings of linked monomer units, usually characterized by high melting and boiling points.

Optical Activity

The rotation of plane polarized light by one of a pair of optical isomers.

 

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Exothermic

Describes processes that release heat energy.