Consider the following acids and bases: HCO2H Ka = 1.8 × 10-4 HOBr Ka = 2.0...

Question

Question

Consider the following acids and bases:

Choose substances from the following list that would be the best choice to prepare a pH = 9.0 buffer solution.

(Select all that apply.)

HONH₂

KHCO₂

HCO₂H

(C₂H₅)₂NH

(C₂H₅)₂NH₂Cl

HOBr

NaOBr

HONH₃NO₃

science chemistry

Answer 1

Answer #1

CO 2 -g H oNH2 Liven buffer p- 8 buu a cl

Answer 2

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