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Hace 22 horas · The 555-foot marble obelisk, which stands on the National Mall in Washington, D.C., was built between 1848–1854 and 1879–1884 and was the tallest structure in the world between 1884 and 1889. Washington appears as one of four U.S. presidents on the Shrine of Democracy, a colossal statue by Gutzon Borglum on Mount Rushmore in South Dakota.
Hace 22 horas · Sulfur dioxide is the product of the burning of sulfur or of burning materials that contain sulfur: 1⁄8 S8 + O2 → SO2, ΔH = −297 kJ/mol. To aid combustion, liquified sulfur (140–150 °C, 284-302 °F) is sprayed through an atomizing nozzle to generate fine drops of sulfur with a large surface area.
Hace 22 horas · Anorexia nervosa ( AN ), often referred to simply as anorexia, [12] is an eating disorder characterized by food restriction, body image disturbance, fear of gaining weight, and an overpowering desire to be thin. [1]
Hace 22 horas · James Dewey Watson (born April 6, 1928) is an American molecular biologist, geneticist, and zoologist. In 1953, he co-authored with Francis Crick the academic paper proposing the double helix structure of the DNA molecule. Watson, Crick and Maurice Wilkins were awarded the 1962 Nobel Prize in Physiology or Medicine "for their discoveries ...
Hace 22 horas · Terminology The term "Zionism" is derived from the word Zion, a hill in Jerusalem, widely symbolizing the Land of Israel. Throughout eastern Europe in the late 19th century, numerous grassroots groups promoted the national resettlement of the Jews in their homeland, as well as the revitalization and cultivation of the Hebrew language. These groups were collectively called the "Lovers of Zion ...
Hace 22 horas · Boris Nikolayevich Yeltsin [a] ( Russian: Борис Николаевич Ельцин, IPA: [bɐˈrʲis nʲɪkɐˈla (j)ɪvʲɪtɕ ˈjelʲtsɨn] ⓘ; 1 February 1931 – 23 April 2007) was a Soviet and Russian politician who served as President of Russia from 1991 to 1999. He was a member of the Communist Party of the Soviet Union from 1961 to ...
Hace 22 horas · ISD is a mystical church and spiritual community offering sacred experiences supporting each individual’s unique understanding of a Universal Divine Presence beyond the physical world. ISD seeks to inspire all seekers of spiritual enrichment to confidently embrace and expand their personal awareness of, and alignment with, that ...
