The dissociation constant of 0.01 M CH₃COOH is 1.8 × 10⁻⁵ then calculate CH₃COO⁻ concentration in 0.1 M H C l solution.
A. 1.8 × 10⁻⁶ mol/L
B. 1.8 × 10⁻⁸ mol/L
C. 3.8 × 10⁻⁶ mol/L
D. 3.8 × 10⁻⁸ mol/L