Question #ef8de
1 Answer
Aug 10, 2017
At pH 7 the amount of acid ions is exactly equal to the amount of basic ions.
Explanation:
At pH 7 the
pH is the negative log of the hydrogen ion concentration so
the antilog of # 10^-7 is 7
Kw for water is
The concentration of water
if
So when the
At pH 7 the concentration of acid and base are equal