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chemical analysis

(Encyclopedia)chemical analysis, the study of the chemical composition and structure of substances. More broadly, it may be considered the corpus of all techniques whereby any exact chemical information is obtained...

Stockdale, James Bond

(Encyclopedia)Stockdale, James Bond, 1923–2005, U.S. naval officer, b. Abingdon, Ill.; grad. U.S. Naval Academy, 1947. A fighter pilot and highly decorated career naval officer (1946–79), he was the highest ran...

Chemical Ali

(Encyclopedia)Chemical Ali: see Majid, Ali Hassan al-. ...

chemical equilibrium

(Encyclopedia)chemical equilibrium, state of balance in which two opposing reversible chemical reactions proceed at constant equal rates with no net change in the system. For example, when hydrogen gas, H2, and iod...

chemical equation

(Encyclopedia)chemical equation, group of symbols representing a chemical reaction. There are a number of other symbols used in chemical equations. A symbol written above or below the reaction arrow indicates spe...

Head, Sir Francis Bond

(Encyclopedia)Head, Sir Francis Bond, 1793–1875, British administrator in Canada. A soldier (1811–25) and unsuccessful mining adventurer in South America, he had had little experience to prepare him for the pos...

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