Answered: How many grams sodium formate (HCOONa),…

How many grams sodium formate (HCOONa), 68.0069 g/mol) do you need to add to 250 mL of0.40 M formic acid (HCOONa) for a pH 3.5 buffer. Ka = 1.77 × 10 -4.

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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How many grams sodium formate (HCOONa), 68.0069 g/mol) do you need to add to 250 mL of
0.40 M formic acid (HCOONa) for a pH 3.5 buffer. Ka = 1.77 × 10 ^-4.

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