= - A solution made with 24.3 grams of a diprotic acid, (Kal 4.68e-04; Ka2 = 7.74e-07) dissolved in 189 mL of solution, was titrated with 1.280 M NaOH. Calculate the pH at the first equivalence point: O (a) 3.330 ○ (b) 6.111 O (c) 4.721 O (d) 3.721 (e) 5.721
= - A solution made with 24.3 grams of a diprotic acid, (Kal 4.68e-04; Ka2 = 7.74e-07) dissolved in 189 mL of solution, was titrated with 1.280 M NaOH. Calculate the pH at the first equivalence point: O (a) 3.330 ○ (b) 6.111 O (c) 4.721 O (d) 3.721 (e) 5.721
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 75QAP: A diprotic acid, H2B(MM=126g/moL), is determined to be a hydrate, H2B xH2O. A 10.00-g sample of this...
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-
A solution made with 24.3 grams of a diprotic acid, (Kal 4.68e-04; Ka2 = 7.74e-07) dissolved in
189 mL of solution, was titrated with 1.280 M NaOH. Calculate the pH at the first equivalence point:
O (a) 3.330
○ (b) 6.111
O (c) 4.721
O (d) 3.721
(e) 5.721
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