Unit 3 Review - Chemical Processes

Front

What are the substances listed on the left side of a chemical equation called?

Back

Reactants

Front

What are the original substance(s) in a chemical reaction called?

Back

Reactants

Front

What can be determined by observing whether a substance can change into a different substance?

Back

Chemical property

Front

What does the chemical formula H2O2 represent?

Back

2 Hydrogen atoms and 2 Oxygen atoms

Front

What is an example of a physical property?

Back

Ice melts at 32°F.

Front

What is a chemical reaction?

Back

A process where reactants transform into products.

Front

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

Back

Chemical properties describe a substance's ability to change into a different substance, while physical properties can be observed without changing the substance.

Front

What is a product in a chemical equation?

Back

The substances formed as a result of a chemical reaction.

Front

What is a coefficient in a chemical equation?

Back

A number placed before a chemical formula to indicate how many molecules are involved.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.