chemical change
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Chemical change — 112.198.81.178 (talk) 09:44, 14 November 2011 (UTC)bla da Chemical changes occur when objects or substances are changed or altered. In a chemical change, particles of the original materials collide with one another. Some exothermic reactions may… … Wikipedia
chemical change — noun (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved • Syn: ↑chemical process, ↑chemical action • Topics: ↑chemistry, ↑chemical science • Hypernyms: ↑ … Useful english dictionary
chemical change — Rearrangement of the atoms, ions, or radicals of one or more substances, resulting in the formation of new substance, often having entirely different properties. Also known as a chemical reaction … Forensic science glossary
chemical change — /kɛmɪkəl ˈtʃeɪndʒ/ (say kemikuhl chaynj) noun a change in which one or more substances are converted into other substances …
Chemical potential — Chemical potential, symbolized by μ, is a measure first described by the American engineer, chemist and mathematical physicist Josiah Willard Gibbs. It is the potential that a substance has to produce in order to alter a system.[1] In broadest… … Wikipedia
Chemical reaction — Chemical reactions redirects here. For the 2007 television episode, see Chemical Reactions (Men in Trees). A thermite reaction using iron(III) oxide. The sparks … Wikipedia
chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… … Universalium
Chemical kinetics — Reaction rate tends to increase with concentration a phenomenon explained by collision theory. Chemical kinetics, also known as reaction kinetics, is the study of rates of chemical processes. Chemical kinetics includes investigations of how… … Wikipedia
chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements … Universalium
chemical reaction — Any chemical process in which substances are changed into different ones, with different properties, as distinct from changing position or form (phase). Chemical reactions involve the rupture or rearrangement of the bonds holding atoms together… … Universalium
