Question

the ph scale is used to tell if a substance is an acid or base. substances with a ph of 7 are neutral. an acid is anything below 7 and a base is anything above 7. if a certain substance has a ph of 11, what type of substance is it? base acid neutral

Explanation:

The problem states that substances with a pH above 7 are bases. Since 11 > 7, the substance is a base.

Answer:

base