Question

These are chemical substances with a measurable pH above that of 7.0 on a 0-14 scale.

Answer 1

chemical substances with a pH level above 7 is called a base. when the pH level is below 7 its called an acid. 

Answer 2

Answer: Base  

Explanation:

The chemical substance which lies in between 7 to 14 is base. It is basic in nature. It reacts with acid to form salt and water.

The base can be defined as chemical species that donates electrons,  releases hydroxide ions or accepts protons in aqueous solution.

They turn the red litmus paper blue. Bases release electrons which is accepted by the acids in water.

I