2. The titration of 100 mL of carbonic acid with 1.0 M NaOH is shown below. 0.10 L Carbonic a. Label the equivalence point on the graph and circle the buffering region b. Based on the given information what is the pka1 of carbonic acid? (Explain/Show your work) c. Determine the initial concentration of the carbonic acid (Show your work) E 9.0 8.0 7.0 6.0 5.0 4.0 0.0 2.5 5.0 NaOH (mL) 7.5 10.0

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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.