Is the Ratio of [A^-] to [HA] Always 1 for Weak Monoprotic Acids?

[tandoorichicken]

for a weak monoprotic acid is the ratio
\frac{[A^-]}{[HA]}
always equal to 1?

edit: never mind. answered my own dumb question.

 

[GCT]

No. it will be much less than 1, referring to the equilibrium constant K. However, at some times, "weak" refers to a significantly strong acid and thus it may apply.

 

[wais]

No, the ratio is not always equal to 1. The ratio can vary depending on the concentration and strength of the acid. If the acid is strong, the ratio will be closer to 0, indicating that most of the acid has dissociated into its conjugate base. If the acid is weak, the ratio will be closer to 1, indicating that there is a relatively equal amount of both the acid and its conjugate base present. This ratio is important in determining the pH and strength of an acid solution.