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What is an acid?

What is an acid?

Author: Amanda Soderlind

This lesson will explain what an acid is, what the pH of an acid is, and give an overview of the general properties of acids.

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Characteristics of Acids:

pH of less than 7

release a Hydrogen (H+) ion

neutralize bases

turn litmus paper red

taste sour


Examples of acids:

Stomach acid

Battery acid

Lemon juice




PH scale:


Acid Audio