A 20.0-mL sample of 0.50 M H₂C₆H₆O₆(ascorbic acid, a diprotic acid) was titrated with 0.50 M NaOH. The following data were gathered during the titration. What is K_a2 for ascorbic acid? A)6.8 × 10 ⁻⁵ B)6.2 × 10 ⁻⁶ C)6.2 × 10 ⁻⁷ D)6.2 × 10 ⁻⁸ E)2.8 × 10 ⁻¹²

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The Answer of A 20.0-mL sample of 0.50 M H₂C₆H₆O₆(ascorbic acid, a diprotic acid) was titrated with 0.50 M NaOH. The following data were gathered during the titration. What is K_a2 for ascorbic acid? A)6.8 × 10 ⁻⁵ B)6.2 × 10 ⁻⁶ C)6.2 × 10 ⁻⁷ D)6.2 × 10 ⁻⁸ E)2.8 × 10 ⁻¹²

A 200-ML Sample of 0