8. 20.0 mL of 0.0155 M NaX is titrated with 0.0245 M HCl. The pH at the equivalence point is 4.25. a. Calculate Ka for HX. Answer: b. Calculate the pH after 35.34 mL HCl is added. Answer:

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.