HC2HO3 (aq) _ H2O (l) <--> H3O+ (aq_ + C2HO3- (aq) pKa =3.18  at  25C   The equilibrium for the acid ionization of HC2HO3 is represented by the equation above.   If 10.0 mL of 0.20 M HC2HO3 react with 5.0 mL of 0.10M NaOH, how could you calculate the pH of the resulting solution?

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Q: What molar ratio of HPO42-to H3PO4- in solution would produce a pH of 7.0? Phosphoric acid (H3PO4 ),…

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