You find 425.0 ml of 0.350 M sodium oxalate in the lab, and you want to use it to make a buffer with a pH of 1.50. What mass of oxalic acid (MW = 90.03 g/mol, Ka= 5.9 × 10–2) is needed to make this buffer? (Neglect any volume changes due to the addition of solid oxalic acid.)
You find 425.0 ml of 0.350 M sodium oxalate in the lab, and you want to use it to make a buffer with a pH of 1.50. What mass of oxalic acid (MW = 90.03 g/mol, Ka= 5.9 × 10–2) is needed to make this buffer? (Neglect any volume changes due to the addition of solid oxalic acid.)
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter15: Additional Aqueous Equilibria
Section: Chapter Questions
Problem 27QRT: If added to 1 L of 0.20-M NaOH, which of these would form a buffer? (a) 0.10 mol acetic acid (b)...
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You find 425.0 ml of 0.350 M sodium oxalate in the lab, and you want to use it to make a buffer with a pH of 1.50. What mass of oxalic acid (MW = 90.03 g/mol, Ka= 5.9 × 10–2) is needed to make this buffer? (Neglect any volume changes due to the addition of solid oxalic acid.)
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