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The undesirable overgrowth of vegetation caused by high concentrates of plant nutrients in bodies of water.

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Electrochemistry

Study of chemical changes produced by electrical current and the production of electricity by chemical reactions.

Electrode Potentials

Potentials, E, of half-reactions as reductions versus the standard hydrogen electrode.

Electrodes

Surfaces upon which oxidation and reduction half-reactions, occur in electrochemical cells.

Pauli Exclusion Principle

No two electrons in the same atom may have identical sets of four quantum numbers.

Contact Process

Industrial process by which sulfur trioxide and sulfuric acid are produced from sulfur dioxide.

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.

Alkali Metals

Metals of Group IA (Na, K, Rb).

Electrolysis

Process that occurs in electrolytic cells.

Clay

A class of silicate and aluminosilicate minerals with sheet-like structures that have enormous surface areas that can absorb large amounts of water.

Mass

A measure of the amount of matter in an object. Mass is usually measured in grams or kilograms.