69 621
modifications
(→Le produit ionique : corr) |
(→Résumé) |
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<math>\hbox{K}_a = \frac{[\hbox{H}_3\hbox{O}^+][\hbox{A}^-]}{[\hbox{HA}]}</math>
<math>\hbox{K}_b = \frac{[\hbox{BH}^+][\hbox{OH}^-]}{[\hbox{B}]}</math><br/>
<math>\hbox{K}_a \times \hbox{K}_b = \hbox{K}_w \,</math>
</center>
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