- $$\alpha = \sqrt{\frac{K_a}{C}}$$
- Concept: Determines the fraction of the total number of molecules of an electrolyte that split into ions in a solution.
- Notation:
- $$\alpha$$ = Degree of ionization;
- $$K_a$$ = Acid dissociation constant;
- $$C$$ = Molar concentration of weak acid.