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The substance that oxidizes another substance and is reduced.

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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

pH

Negative logarithm of the concentration (mol/L) of the H3O+[H+] ion, scale is commonly used over a range 0 to 14.

Buret

A piece of volumetric glassware, usually graduated in 0.1-mL intervals, that is used to deliver solutions to be used in titrations in a quantitative (dropwise) manner.

Conjugated Double Bonds

Double bonds that are separated from each other by one single bond -C=C-C=C-.

Square Planar Complex

Complex in which the metal is in the center of a square plane, with ligand donor atoms at each of the four corners.

Curie (Ci)

The basic unit used to describe the intensity of radioactivity in a sample of material. One curie equals 37 billion disintegrations per second or approximately the amount of radioactivty given off by 1 gram of radium.

Stoichiometry

Description of the quantitative relationships among elements and compounds as they undergo chemical changes.

Rate of Reaction

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

Dissociation Constant

Equilibrium constant that applies to the dissociation of a comples ion into a simple ion and coordinating species (ligands).

Osmosis

The process by which solvent molecules pass through a semipermable membrane from a dilute solution into a more concentrated solution.