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Musical artist. Marshall Bruce Mathers III (born October 17, 1972), known professionally as Eminem (also stylized as EMINƎM ), is an American rapper. He is credited with popularizing hip hop in Middle America and is regarded as one of the greatest rappers of all time. [3]
Onium ion. In chemistry, an onium ion is a cation formally obtained by the protonation of mononuclear parent hydride of a pnictogen (group 15 of the periodic table ), chalcogen (group 16), or halogen (group 17). The oldest-known onium ion, and the namesake for the class, is ammonium, NH+ 4, the protonated derivative of ammonia, NH3.
Infobox references. In organic chemistry, methenium (also called methylium, carbenium, [2] methyl cation, or protonated methylene) is a cation with the formula CH+. 3. It can be viewed as a methylene radical (:CH. 2) with an added proton ( H+. ), or as a methyl radical (• CH. 3) with one electron removed. It is a carbocation and an enium ion ...
Peer-to-peer (P2P) lending is a way to connect individual lenders with individual borrowers. P2P lending sites like Prosper facilitate loans and act as an alternative to a traditional bank loan ...
Rhenium is a chemical element; it has symbol Re and atomic number 75. It is a silvery-gray, heavy, third-row transition metal in group 7 of the periodic table. With an estimated average concentration of 1 part per billion (ppb), rhenium is one of the rarest elements in the Earth's crust.
Selenium runs on Windows, Linux, and macOS. It is open-source software released under the Apache License 2.0 . Selenium is an open-source automation framework for web applications, enabling testers and developers to automate browser interactions and perform functional testing. With versatile tools like WebDriver, Selenium supports various ...
Asplenium is a genus of about 700 species of ferns, often treated as the only genus in the family Aspleniaceae, though other authors consider Hymenasplenium separate, based on molecular phylogenetic analysis of DNA sequences, a different chromosome count, and structural differences in the rhizomes. The type species for the genus is Asplenium ...
e. The Millennium Prize Problems are seven well-known complex mathematical problems selected by the Clay Mathematics Institute in 2000. The Clay Institute has pledged a US$ 1 million prize for the first correct solution to each problem. The Clay Mathematics Institute officially designated the title Millennium Problem for the seven unsolved ...