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What Is the Approximate PH at the Equivalence Point of a Weak

Question 103

Multiple Choice

What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of aqueous formic acid (HCOOH) requires 29.80 mL of 0.3567 mol L-1 NaOH? Ka =1.8 × 10-4 What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of aqueous formic acid (HCOOH) requires 29.80 mL of 0.3567 mol L<sup>-1</sup> NaOH? K<sub>a</sub> =1.8 × 10<sup>-4</sup> for formic acid. A) 2.06 B) 5.48 C) 8.52 D) 11.94 for formic acid.


A) 2.06
B) 5.48
C) 8.52
D) 11.94

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