Jones Chem I Matter Unit Test

Front

What is a chemical property?

Back

A characteristic of matter that can be observed as it reacts or changes into a different substance.

Front

What is a physical property?

Back

A characteristic of matter that can be observed without changing the substance's chemical identity.

Front

What indicates a chemical change when mixing solutions?

Back

The formation of a gas, which can be observed as bubbles.

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout, where the individual components are not distinguishable.

Front

What is a pure substance?

Back

A material that has a constant composition and consistent properties throughout.

Front

What are the three states of matter?

Back

Solid, liquid, and gas.

Front

How can you identify a mixture?

Back

A mixture can be identified by the presence of two or more substances that retain their individual properties.

Front

What does the term 'formation of a precipitate' refer to?

Back

The formation of a solid that separates from a solution during a chemical reaction.

Front

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

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What is an example of a chemical change?

Back

Burning wood, which produces ash and smoke, indicating new substances have formed.