Cet article traite de la classification des hydrocarbures liquides. Hydrocarbure est à prendre au sens large, c'est-à-dire tout mélange de ceux-ci, sous la forme de pétrole naturel, ou produit ...
Cyclo- signifie en grec anneaux. Les tétraèdres se réunissent par groupes cycliques, contenant 3, 4 ou 6 tétraèdres, voire plus. Des formules chimiques indiquant [Si 3 O 9], [Si 4 O 12] ou [Si 6 O 18] ...
One of the Iowa National Guard soldiers killed this weekend in an attack in Syria was just months away from coming home, Krystal Torres, who identified herself as Sgt. Edgar Torres-Tovar's sister, ...
Former Canadian national team snowboarder Ryan Wedding was accused of using his position atop the ring to order another murder, this one of a potential witness against him. After a bicycle kick early ...
Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...
This Genome Watch discusses the great biosynthetic capacity that has been identified in marine environmental and host-associated microbiomes, along with approaches to facilitate research into these ...
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