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Refers to an optically active substance that rotates the plane of plane polarized light counterclockwise, also called levo.

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Freezing Point Depression

The decrease in the freezing point of a solvent caused by the presence of a solute.ing Point

Dipole-dipole Interactions

Attractive interactions between polar molecules, that is, between molecules with permanent dipoles.

Melting Point

The temperature at which liquid and solid coexist in equilibrium, also the freezing point.

Isotopes

Two or more forms of atoms of the same element with different masses, atoms containing the same number of protons but different numbers of neutrons.

Inhibitory Catalyst

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

Electrolysis

Process that occurs in electrolytic cells.

Distilland

The material in a distillation apparatus that is to be distilled.

Polymer

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

Atom

The smallest particle of an element.

Amphiprotism

Ability of a substance to exhibit amphiprotism by accepting donated protons.