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A solution that contains a higher than saturation concentration of solute, slight disturbance or seeding causes crystallization of excess solute.

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Nonelectrolyte

A substance whose aqueous solutions do not conduct electricity.

Thermal Cracking

Decomposition by heating a substance in the presence of a catalyst and in the absence of air.

 

Condensed Phases

The liquid and solid phases, phases in which particles interact strongly.

Miscibility

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

Heterogeneous Equilibria

Equilibria involving species in more than one phase.

Salinometer

An instrument for measuring the amount of salt in a solution. Also,"salimeter, salometer."

Saccharide

An organic compound containing a sugar or sugars.

Nonpolar Bond

Covalent bond in which electron density is symmetrically distributed.

Free Energy Change

The indicator of spontaneity of a process at constnt T and P. If delta-G is negative, the process is spontaneous.

Aryl Group

Group of atoms remaining after a hydrogen atom is removed from the aromatic system.