key term - PH Scale

Definition

The pH scale measures how acidic or basic an aqueous solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Related terms

Acid:

A substance that donates hydrogen ions and has a pH less than 7 on the pH scale.

Base:

A substance that accepts hydrogen ions and has a pH greater than 7 on the pH scale.

Neutralization Reaction: This is when an acid and base react to form water and a salt, effectively neutralizing each other.