Assuming equal concentrations of conjugate base and acid, which one of the following mixtures is suitable for making a buffer solution with an optimum pH of 9.2–9.3? CH3COONA / CH3COOH (Ka = 1.8 × 10-) O NH3 / NH4CI (Ka = 5.6 × 10-10) O NaOCI / HOCI (Ka = 3.2 x 10-8) NaNO2 / HNO2 (Ka = 4.5 x 104)
Assuming equal concentrations of conjugate base and acid, which one of the following mixtures is suitable for making a buffer solution with an optimum pH of 9.2–9.3? CH3COONA / CH3COOH (Ka = 1.8 × 10-) O NH3 / NH4CI (Ka = 5.6 × 10-10) O NaOCI / HOCI (Ka = 3.2 x 10-8) NaNO2 / HNO2 (Ka = 4.5 x 104)
Chapter9: Acids, Bases, And Salts
Section: Chapter Questions
Problem 9.117E
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