mole 5 (mōl) n. Abbr. mol Chemistry In the International System, the base unit used in representing an amount of a substance, equal to the amount of that substance that contains as many atoms, molecules, ions, or other elementary units as the number of atoms in 0.012 kilogram of carbo...
(Chemistry) a millionth of a mole Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 Want to thank TFD for its existence?Tell a friend about us, add a link to this page, or ...
A mole ratio in chemistry shows the relationship between the number of moles of substances in a chemical reaction. It is based on the coefficients in a balanced chemical equation.What is a Mole Ratio? A ratio shows how the amounts of two different substances are related. A common example is...
In recent years, the definition of mole , the unit of the amount of substance , has changed to have the base units of the International System defined by "explicit-constant" formulations. The old definition, by referring explicitly to both mass and elementary units, suggests that the mole is...
Learn what a mole is, Avogadro's number, and understand mole as a unit of measure. Explore the role and applications of the mole in chemistry and...
Mole Ratio Definition A mole ratio is the ratio between the amounts inmolesof any twocompoundsinvolved in achemical reaction. Mole ratios are usedas conversion factorsbetween products andreactants in many chemistry problems. The mole ratio may be determined by examining the coefficients in fron...
Mole, standard unit (6.02214076 x 10^23) in chemistry for measuring large quantities of very small entities such as atoms, molecules, or other specified particles. The number of units in a mole also bears the name Avogadro’s number, or Avogadro’s const
MATCHMAKER Traditionally, when researchers set out to make a chemical, they mix reactant A with reactant B at high concentrations in the hope that molecules of each will randomly collide to form the target product. Chemistry AU naturel: mimicking nature's clean and efficient ways "Similar to ...
A new definition for the mole based on the Avogadro constant: a journey from physics to chemistry 来自 万方 喜欢 0 阅读量: 28 作者:Milton,JT M.摘要: The mole is the most recent addition to the set of base units that form the International System of Units, although its pre-cursor the ...
They suspected that a mole had been planted in the organization. A police mole working inside the company had supplied them with the details. Oxford Collocations Dictionary (chemistry) a unit for measuring the amount of substanceTopics Physics and chemistryc2 Word OriginSee mole in the Oxford...