24 FALL SEMESTER TEST A

Front

Acids present in plants and animals are called ______.

Back

Organic Acids

Front

The right side of a chemical equation is called the ______.

Back

products

Front

When working with materials that might fly into the air and get into your eyes, you should wear ______.

Back

goggles

Front

How is a chemical change different from a physical change?

Back

A chemical change creates a new substance.

Front

What is the little number after an element in a chemical equation called?

Back

Subscript

Front

What is the term for a substance that speeds up a chemical reaction without being consumed?

Back

Catalyst

Front

What do we call the starting materials in a chemical reaction?

Back

Reactants

Front

What is the process called when a solid forms from a solution during a chemical reaction?

Back

Precipitation

Front

What is the pH range of acids?

Back

0 to 7

Front

What is the term for a mixture that has a uniform composition throughout?

Back

Homogeneous mixture