A certain weak base has a K₂ of 7.70 × 10-¹. What concentration of this base will produce a pH of 10.34? concentration: M

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter14: Acids And Bases
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A certain weak base has a K of 7.70 × 10-7. What concentration of this base will produce a pH of 10.34?
concentration:
M
Transcribed Image Text:A certain weak base has a K of 7.70 × 10-7. What concentration of this base will produce a pH of 10.34? concentration: M
For the diprotic weak acid H₂A,
Kal
What is the pH of a 0.0650 M solution of H₂ A?
pH = =
What are the equilibrium concentrations of H₂A and A²- in this solution?
[H₂A] =
: 2.8 × 10-6 and K₁2 = 7.5 × 10-⁹.
[A²] =
M
M
Transcribed Image Text:For the diprotic weak acid H₂A, Kal What is the pH of a 0.0650 M solution of H₂ A? pH = = What are the equilibrium concentrations of H₂A and A²- in this solution? [H₂A] = : 2.8 × 10-6 and K₁2 = 7.5 × 10-⁹. [A²] = M M
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