autoprotolyse
English translation: autoprotolysis
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| 15:49 Jan 29, 2004 |
| French to English translations [PRO] Science - Cinema, Film, TV, Drama | |||||||
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|  Selected response from: Vicky Papaprodromou Greece Local time: 01:57 | ||||||
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| 5 +10 | autoprotolysis |
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| Discussion entries: 1 | |
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Answers
2 mins confidence: 
peer agreement (net): +10
peer agreement (net): +10autoprotolysis Explanation: Is water an acid or a base? Why both, of course, and neither! According to the Bronsted-Lowry definition, water can act as both an acid and a base, because it is able to both accept a proton to become the hydronium ion, and to donate a proton, becoming the hydroxyl ion. Let’s take a look! 2H2O <=> H3O+ + OH- This reaction is called autoprotolysis. Notice that the arrow goes both to the left and to the right. This reaction is an equilibrium reaction. Water, of course, is a liquid, and the hydronium and hydroxyl ions are dissolved in the aqueous solvent. By the law of mass action, we can calculate the equilibrium constant by: ................... Reference: http://chemcases.com/pheno/pheno07.htm |
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