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silver chloride

(Encyclopedia) silver chloride, chemical compound, AgCl, a white cubic crystalline solid. It is nearly insoluble in water but is soluble in a water solution of ammonia, potassium cyanide, or sodium…

Bacharach, Burt

(Encyclopedia) Bacharach, Burt Bacharach, Burt băkˈərăkˌ [key], 1928–2023, American composer, arranger, and conductor…

Reed, Walter

(Encyclopedia) Reed, Walter, 1851–1902, American army surgeon, b. Gloucester co., Va. In 1900 he was sent to Havana as head of an army commission to investigate an outbreak of yellow fever among…

indicators, acid-base

(Encyclopedia) indicators, acid-base, organic compounds that, in aqueous solution, exhibit color changes indicative of the acidity or basicity of the solution. Common indicators include p-nitrophenol…

sperm oil

(Encyclopedia) sperm oil, liquid wax obtained from the sperm whale, or cachalot, and related marine mammals. It flows readily, is clear, and varies in color from pale yellow to brownish yellow.…

May, Elaine

(Encyclopedia) May, Elaine, 1932-, American actress, film director, and writer, b. Philadelphia, Pa., as Elaine Iva Berlin. May’s parents were both…

parrot

(Encyclopedia) parrot, common name for members of the order Psittaciformes, comprising nearly 400 species of colorful birds, pantropical in distribution, including the parakeets. Parrots have large…

Armstrong, Louis

(Encyclopedia) Armstrong, Louis (Daniel Louis Armstrong), known as “Satchmo” and “Pops,” 1901–1971, American jazz trumpet virtuoso, singer, and bandleader, b. New Orleans. He learned to play the…

Howard, Sidney Coe

(Encyclopedia) Howard, Sidney Coe, 1891–1939, American dramatist, b. Oakland, Calif., grad. Univ. of California, 1915, and studied under George Pierce Baker at Harvard. His first successful play was…

The Supreme Court: Educating Our Kids

Educating Our KidsThe Supreme CourtEducating Our KidsPunishing StudentsTesting for DrugsDealing with Sexual HarassmentLegalizing School Vouchers Too often today we turn on the television and…