Question

Which pair of compounds will form a buffer in aqueous solution?
a) HCl and NaOH

b) HCl and NaCl

c) HCN and HCl

d) NaCN and KCN

e) HCN and NaCN

f) NaCN and NaOH

Answer 1

Answer:

e) HCN and NaCN

Explanation:

hope it helps..

Answer 2

Answer:

e) HCN and NaCN is the answer