Question

A solution of acetic acid has an equilibrium pH of 2.54 (pKa = 4.75). What was the original concentration of acetic acid?
A.
0.469 molar
B.
0.467 molar
C.
0.462 molar
D.
0.571 molar
E.
0.398 molar

Answer 1

Answer:

A:0.469 molar

Explanation:

It is right