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Look up:
activity
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Activity
Ac·tiv'i·ty noun ; plural Activities [ Confer French activité , Late Latin activitas .] The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variet... Found op http://www.encyclo.co.uk/webster/A/24
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activity
1. The state of being active, the ability to produce some effect, the extent of some function or action. ... 2. <chemistry> A thermodynamic quantity that represents the effective concentration of a solute in a nonideal solution, if concentrations are replaced by activities, the equations for e... Found op http://www.mondofacto.com/facts/dictionary?activity
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activity
noun any specific behavior; `they avoided all recreational activity` Found op http://wordnetweb.princeton.edu/perl/webwn?s=activity
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activity
(ak-tiv´ĭ-te) the quality or process of exerting energy or of accomplishing an effect. a thermodynamic quantity that represents the effective concentration of a solute in a non-ideal solution. Symbol a. the number of disintegrations per unit of a radioactive material. Symbol A. t... Found op http://www.encyclo.co.uk/local/21001
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Activity
• (n.) The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities. Found op http://thinkexist.com/dictionary/meaning/activity/
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activity
(from the article `liquid`) ...concentration of a substance may not be an accurate measure of its effectiveness, because of physical and chemical interactions, in which case an ... Found op http://www.britannica.com/eb/a-z/a/14
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activity
in radioactive-decay processes, the number of disintegrations per second, or the number of unstable atomic nuclei that decay per second in a given ... [1 related articles] Found op http://www.britannica.com/eb/a-z/a/14
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activity
1. the state of being active; the ability to produce some effect; the extent of some function or action. 2. a thermodynamic quantity that represents the effective concentration of a solute in a nonideal solution; if concentrations are replaced by activities, the equations for equilibrium constants, ... Found op http://users.ugent.be/~rvdstich/eugloss/DIC/dictio02.html
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activity
activity 1. The state of being active. 2. Energetic action or movement; liveliness. 3. A specified pursuit in which a person partakes; such as, an educational process or procedure intended to stimulate learning through actual experience. 4. The intensity of a radioactive source. 5. The ability t... Found op http://www.wordinfo.info/words/index/info/view_unit/52/
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Activity
[chemistry] In chemical thermodynamics, activity (symbol a) is a measure of the “effective concentration” of a species in a mixture, meaning that the species` chemical potential depends on the activity of a real solution in the same way that it would depend on concentration for an ideal ... Found op http://en.wikipedia.org/wiki/Activity_(chemistry)
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activity
- the state of being active
- an organic process that takes place in the body
- (chemistry) the capacity of a substance to take part in a chemical reaction
- a process existing in or produced by nature (rather than by the intent of human beings)
- radiation resulting from radioactive decay...
Found op
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activity
A measure of the chemical potential of a substance, where chemical potential is not equal to concentration, that allows mathematical relations equivalent to those for ideal systems to be used to correlate changes in an experimentally measured quantity with changes in chemical potential Found op http://www.encyclo.co.uk/local/21115
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activity
quotient, for an amount of radionuclide in a particular energy state at a given time, of dN by dt, where dN is the expectation value of the number of spontaneous nuclear transitions from this energy state in the time interval of duration dt: NOTE - This quantity is expressed in becquerels (Bq). Found op http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=393-14-12
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