Question

Which of the following aqueous solutions are good buffer systems?



a. 0.13 M potassium hydroxide + 0.20 M potassium bromide

b. 0.19 M hypochlorous acid + 0.22 M sodium hypochlorite

c. 0.27 M hydrobromic acid + 0.15 M sodium bromide

d. 0.39 M hydrofluoric acid + 0.24 M potassium fluoride

e. 0.29 M ammonium nitrate + 0.40 M ammonia

Answer 1

Explanation:

d and a is not the correct answer hope it helps