Question

the ph scale
how is pure water (in between the red and blue boxes with a ph of 7) classified on the ph scale?
it is an acid and a base because it is not neutral.
it is neither an acid nor a base because it is neutral.

Explanation:

On the pH scale, substances with a pH of 7 are neutral. Pure water has a pH of 7, so it is neither acidic (pH < 7) nor basic (pH > 7).

Answer:

It is neither an acid nor a base because it is neutral.