Questions 33 and 34 refer to aqueous solutions of formic acid, HCOOH, which has a Ka value of 1.9 × — Equilibrium Chemistry Question
Question
Questions 33 and 34 refer to aqueous solutions of formic acid, HCOOH, which has a Ka value of 1.9 × 10–4 at 25 °C.
What is the percent ionization of a 0.10 M solution of formic acid at 25 °C?
A.
0.19%
B.
1.4%
C.✓ Correct
4.4%
D.
14%
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