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September 18, 2014

Homework Help: chemistry

Posted by Anonymous on Sunday, March 27, 2011 at 10:46pm.

A 20.1 mL sample of a weak monoprotic acid, HX, requires 50.0 mL of 0.060 M NaOH to reach the equivalence point. After the addition of 30.0 mL of NaOH, the pH is 4.90. What is the Ka of HX?

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