Chemistry, 05.08.2019 22:20 weridness80
For the titration of a weak acid with a strong base what is the pka of the weak acid if the ph is 6.72 at the equilvalence point (100% t), 9.12 at the end point, and 4.23 at 50% t? answer with one sig fig.
Answers: 1
value.![[A^{-}]](/tpl/images/0171/8766/fe74d.png)
![pK_{a} + log \frac{[A^{-}]}{[HA]}](/tpl/images/0171/8766/24c3e.png)
(as [HA] = 
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For the titration of a weak acid with a strong base what is the pka of the weak acid if the ph is 6....
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