«Մասնակից:Արսենյան Գոհար/Ավազարկղ»–ի խմբագրումների տարբերություն

 

====Նյութի քանակ, մոլ====

The mole is a unit of measurement that denotes an [[amount of substance]] (also called chemical amount). The mole is defined as the number of atoms found in exactly 0.012 kilogram (or 12&nbsp;grams) of [[carbon-12]], where the carbon-12 atoms are unbound, at rest and in their [[ground state]].<ref>{{cite web|url=http://www.bipm.org/en/si/base_units/ |title=Official SI Unit definitions |publisher=Bipm.org |accessdate=2011-06-12}}</ref> The number of entities per mole is known as the [[Avogadro constant]], and is determined empirically to be approximately 6.022{{e|23}} mol⁻¹.{{sfn|Burrows|Holman|Parsons|Pilling|2008|p=16}} [[Molar concentration]] is the amount of a particular substance per volume of [[solution]], and is commonly reported in mol/[[decimetre|dm]]³.{{sfn|Atkins|de Paula|2009|p=9}}