Properties of water & Acids and Bases

Front

What two elements make up water?

Back

Hydrogen and oxygen.

Front

Pure water has a pH of 7. Pure water _______.

Back

is a neutral substance.

Front

What is the pH of a basic solution?

Back

A basic solution has a pH greater than 7, for example, 9.

Front

What is the term for water's ability to defy gravity and climb up a tube?

Back

Capillary Action.

Front

Litmus is a common _______.

Back

indicator.

Front

What is the universal solvent?

Back

Water is known as the universal solvent because it can dissolve many substances.

Front

What is the pH range of acids?

Back

Acids have a pH less than 7.

Front

What is the pH range of bases?

Back

Bases have a pH greater than 7.

Front

What is the term for the measure of acidity or basicity of a solution?

Back

pH.

Front

What happens to the pH of a solution when an acid is added?

Back

The pH decreases.