Question

what will be the pH of an aqua solution of 1.0 M ammonium formate given pka equals to 3.8 and pkb equals to 4.8​

Answer 1

Answer:

weak acid and weak base

ph=1/2pkw + 1/2pka -1/2pkb

=1/2×14 + 1/2×3.8 -1/2×4.8

=6.5