Resultado da Busca
Há 6 dias · Silver cyanide forms the linear polymer {Ag–C≡N→Ag–C≡N→}; silver thiocyanate has a similar structure, but forms a zigzag instead because of the sp 3-hybridized sulfur atom. Chelating ligands are unable to form linear complexes and thus silver(I) complexes with them tend to form polymers; a few exceptions exist, such as the near-tetrahedral diphosphine and diarsine complexes [Ag(L ...
Há 1 dia · Luke Castellan ( The Last Olympian ), stabs himself. James Castle ( The Catcher in the Rye ), jumps out of a window. Captain Denis Cathcart ( Clouds of Witness ), shoots himself. Catherine ( Jules and Jim ), drives a car into the water. John Cavil ( Battlestar Galactica ), shoots himself in the head.
Há 4 dias · Gold mining is the extraction of gold by mining . Historically, mining gold from alluvial deposits used manual separation processes, such as gold panning. The expansion of gold mining to ores that are not on the surface has led to more complex extraction processes such as pit mining and gold cyanidation.
Há 5 dias · An electronic cigarette. A cigarette is a narrow cylinder containing a combustible material, typically tobacco, that is rolled into thin paper for smoking. The cigarette is ignited at one end, causing it to smolder; the resulting smoke is orally inhaled via the opposite end. Cigarette smoking is the most common method of tobacco consumption.
Há 1 dia · Erwin Rommel Rommel, c. 1942 Birth name Johannes Erwin Eugen Rommel Nickname(s) "The Desert Fox" Born (1891-11-15) 15 November 1891 Heidenheim an der Brenz, Württemberg, German Empire Died 14 October 1944 (1944-10-14) (aged 52) Herrlingen, Gau Württemberg-Hohenzollern, Nazi Germany Cause of death Forced suicide by cyanide poisoning Buried Herrlingen cemetery Allegiance German Empire (1911 ...
Há 3 dias · Amanita muscaria. Amanita muscaria, commonly known as the fly agaric or fly amanita, [5] is a basidiomycete of the genus Amanita. It is a large white- gilled, white-spotted, and usually red mushroom. Despite its easily distinguishable features, A. muscaria is a fungus with several known variations, or subspecies.
Há 5 dias · Nitric oxide ( nitrogen oxide or nitrogen monoxide [1]) is a colorless gas with the formula NO. It is one of the principal oxides of nitrogen. Nitric oxide is a free radical: it has an unpaired electron, which is sometimes denoted by a dot in its chemical formula ( • N=O or • NO).
