If `pK_(a)` of acetic acid and `pK_(b)` of ammonium hydroxide are `4.76` each. Find the pH of ammonium acetate.

Options

A. 7
B. less than 7
C. more than 7
D. zero

Answer

A

Explanation

`pH=7+(1)/(2)pK_(a)-(1)/(2)pK_(b)`
pH = 7