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A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.
The hierarchy of scientific classification. Taxonomy mnemonics are used to memorize the scientific classification applied in taxonomy. They are usually constructed with a series of words that begin with the letters KPCOFGS, corresponding to the initials of the primary taxonomic ranks.
The term alcohol originally referred to the primary alcohol ethanol (ethyl alcohol), which is used as a drug and is the main alcohol present in alcoholic drinks. The suffix -ol appears in the International Union of Pure and Applied Chemistry (IUPAC) chemical name of all substances where the hydroxyl group is the functional group with the ...
Flux F through a surface, dS is the differential vector area element, n is the unit normal to the surface. Left: No flux passes in the surface, the maximum amount flows normal to the surface.
As first implemented the system had 21 regions, 221 subregions, 378 accounting units, and 2,264 cataloging units. [ 1 ] [ 2 ] Over time the system was changed and expanded. [ 3 ] As of 2010 there are six levels in the hierarchy, represented by hydrologic unit codes from 2 to 12 digits long, called regions , subregions, basins , subbasins ...
The number 1 can be omitted when there is only one isomeric state, e.g. tantalum-180m, 180m Ta. You may use a nuclide template. Corresponding letters also used in literature, these are not used in this wiki: m n p q . The hydrogen isotopes are exceptions where the common special names may be used: Protium (= hydrogen-1, 1 H).
The woman, whom the Herald is not naming to protect her privacy, offered to speak to the state prosecutor about Kamlet. The state attorney’s office has no record that the woman was ever interviewed.
The Geneva Nomenclature of 1892 was created as a result of many other meetings in the past, the first of which was established in 1860 by August Kekulé. Another entity called the International Association of Chemical Societies (IACS) existed, and on 1911, gave vital propositions the new one should address: [ 2 ]