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Le Châtelier's principle

(Encyclopedia)Le Châtelier's principle, chemical principle that states that if a system in equilibrium is disturbed by changes in determining factors, such as temperature, pressure, and concentration of components...

acids and bases

(Encyclopedia)acids and bases, two related classes of chemicals; the members of each class have a number of common properties when dissolved in a solvent, usually water. Another theory that provides a very broad ...

Common Market of the South

(Encyclopedia)Common Market of the South: see Mercosur. ...

Common Weights and Measures (table)

(Encyclopedia)Common Weights and Measures Length Area Volume and Capacity (Liquid and Dry) Weight (Mass) ...

Caribbean Community and Common Market

(Encyclopedia)Caribbean Community and Common Market (CARICOM), organization founded by the Treaty of Chaguaramas (Trinidad; 1973, revised 2001) and including Antigua and Barbuda, Bahamas, Barbados, Belize, Dominica...

Brothers of the Common Life

(Encyclopedia)Brothers of the Common Life: see Groote, Gerard. ...

ionization

(Encyclopedia)ionization: see ion.

chelating agents

(Encyclopedia)chelating agents kēˈlātĭng [key]. Certain organic compounds are capable of forming coordinate bonds (see chemical bond) with metals through two or more atoms of the organic compound; such organic ...

catalyst

(Encyclopedia)catalyst, substance that can cause a change in the rate of a chemical reaction without itself being consumed in the reaction; the changing of the reaction rate by use of a catalyst is called catalysis...

thermionic emission

(Encyclopedia)thermionic emission thûrmˌīŏnˈĭk [key], emission of electrons or ions by substances that are highly heated, the charged particles being called thermions. The number of thermions emitted increase...