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Richards, Theodore William
(Encyclopedia)Richards, Theodore William, 1868–1928, American chemist, b. Germantown, Pa., Ph.D. Harvard, 1888. Richards was a professor at Harvard from 1891 until his death in 1928. In 1914 he received the Nobel...Lavoisier, Antoine Laurent
(Encyclopedia)Lavoisier, Antoine Laurent äNtwänˈ lōräNˈ lävwäzyāˈ [key], 1743–94, French chemist and physicist, a founder of modern chemistry. He studied under eminent men of his day, won early recognit...law of simple multiple proportions
(Encyclopedia)law of simple multiple proportions, in chemistry, the statement that when two or more elements form more than one compound, the ratio of the weights of one element that combine with a given weight of ...Lagrange, Joseph Louis, Comte
(Encyclopedia)Lagrange, Joseph Louis, Comte zhôzĕfˈ lwē kôNt lägräNzhˈ [key], 1736–1813, French mathematician and astronomer, b. Turin, of French and Italian descent. Before the age of 20 he was professor...Lowndes, Rawlins
(Encyclopedia)Lowndes, Rawlins loundz [key], 1721–1800, president of South Carolina (1778–79), b. St. Kitts. In 1730 his family moved to Charleston, S.C., where Lowndes later became a noted lawyer. In the colon...Cannizzaro, Stanislao
(Encyclopedia)Cannizzaro, Stanislao stänēsläˈō kän-nēt-tsäˈrō [key], 1826–1910, Italian chemist. From 1861 he was professor at Palermo and from 1871 at Rome, where he was also a member of the senate and...European Monetary System
(Encyclopedia)European Monetary System, arrangement by which most nations of the European Union (EU) linked their currencies to prevent large fluctuations relative to one another. It was organized in 1979 to stabil...formula weight
(Encyclopedia)formula weight, in chemistry, a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a formula by the number of atoms of that element present in the formula, an...troy weights
(Encyclopedia)troy weights: see English units of measurement. ...pinworm
(Encyclopedia)pinworm, roundworm, Enterobius vermicularis, worldwide in distribution and the most common source of worm infestation of humans in the United States. Children are more commonly infested than adults. A...Browse by Subject
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