Question

The pka of acetic acid and pkb of ammonium hydroxide are 4.76 and 4.75 respectively. calculate ph of ammonium acetate solution?

Answer 1

4.75 is the pH of ammonium acetate solution

Answer 2

$\huge\boxed{\underline{\mathcal{\red{A}\green{N}\pink{S}\orange{W}\blue{E}\purple{R}}}}$

• ❤..${pH}$=$+{1/2[pka - pkb]}$
• =${7+1/2[4.76-4.75]}$
• =${7+1/2[0.01]=7+0.005=7.005}$