A 25.0 ml sample of a weak acid HX is titrated with .125M NaOH. The equivalence point in the titration occurs when 30.40 mL of the NaOH solution has been added. Neutralization Reaction : HX + NaOH ----> NaX +H2O a. Based on the volume of .125 M NaOH required to reach the equivalence point, calculate the concentration of the weak acid HX in the origional 25 ml sample. b. Determine the pH of the sloution after the 10.00 mlof .125 M NaOH has been added to the origional 25 ml of the weak acid sample in the titration. Ka of HX is 1.8x10^-5.

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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.