Chemistry Unit 1 Review

Front

42 L = ? mL

Back

42,000 mL

Front

The formation of gas bubbles is evidence that a _________________ has taken place.

Back

chemical change

Front

Which liquid is the least dense?

Back

oil

Front

Which property is an example of a chemical property?

Back

The ability to burn

Front

The Metric System is based on powers of:

Back

10's

Front

What is the definition of a chemical change?

Back

A process where substances combine or break apart to form new substances.

Front

What is density?

Back

Density is the mass of a substance divided by its volume.

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 the formula for calculating density?

Back

Density = Mass / Volume

Front

What is a physical property?

Back

A characteristic of a substance that can be observed without changing its identity.