Conservation of matter, chemical and physical changes

Front

What is an extensive property?

Back

A property that depends on the quantity of matter.

Front

What is a chemical change?

Back

A change where a new substance is formed.

Front

What is a physical change?

Back

A change where no new substance is formed.

Front

Give an example of an extensive property.

Back

Mass.

Front

What is a reactant in a chemical reaction?

Back

The starting substances that undergo change.

Front

What is a product in a chemical reaction?

Back

The substances formed as a result of a chemical reaction.

Front

What is the difference between a chemical change and a physical change?

Back

In a chemical change, a new substance is formed; in a physical change, no new substance is formed.

Front

What is an intensive property?

Back

A property that does not depend on the quantity of matter.

Front

Give an example of an intensive property.

Back

Color.

Front

What happens to matter during a chemical change?

Back

Matter is neither created nor destroyed; it is rearranged.