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Tugas TIK

September 08, 2012

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ini tugas TIK punyaku mbak
maaf ya jelek :)
thanks

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Robert Wilhelm Eberhard Bunsen (31 March 1811 [ 1 ] [ 2 ] [ 3 ] [ 4 ] – 16 August 1899) was a German chemist . He investigated emission spectra of heated elements, and discovered caesium (in 1860) and rubidium (in 1861) with Gustav Kirchhoff . Bunsen developed several gas-analytical methods, was a pioneer in photochemistry , and did early work in the field of organoarsenic chemistry. With his laboratory assistant, Peter Desaga , he developed the Bunsen burner , an improvement on the laboratory burners then in use. The Bunsen–Kirchhoff Award for spectroscopy is named after Bunsen and Kirchhoff. Contents [ hide ] 1 Life and work 1.1 University teacher 1.2 Personality 1.3 Retirement and death 2 See also 3 References 4 Further reading 5 External links Life and work Bunsen was born in Göttingen , Germany, as the youngest of four sons of the University of Göttingen 's chief librarian and professor of modern philology, Christian Bunsen (1770–1837). [ 5 ] A...

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