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Consider how to prepare a buffer solution with pH = 9.32 (using one of the weak...

Consider how to prepare a buffer solution with pH = 9.32 (using one of the weak acid/conjugate base systems shown here) by combining 1.00 L of a 0.427-M solution of weak acid with 0.284 M sodium hydroxide.

Weak Acid Conjugate Base Ka pKa

HNO2

NO2-

4.5 x 10-4

3.35

HClO

ClO-

3.5 x 10-8

7.46

HCN

CN-

4.0 x 10-10

9.40


How many L of the sodium hydroxide solution would have to be added to the acid solution of your choice?

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