Chemical Reactions 2

Front

What is a change in matter that produces one or more new substances called?

Back

Chemical change.

Front

What are clues that a chemical change is taking place?

Back

Solid formation, gas production, color change.

Front

What is the small number found to the right of the element's symbol that tells how many atoms of that element are in a molecule?

Back

Subscript.

Front

What occurs when one or more substances change because the bonds are broken to produce new bonds with new properties?

Back

Chemical reaction.

Front

Which of these is a chemical property: Solid, smooth texture, combustible, or conducts heat?

Back

Combustible.

Front

What is the term for a substance that cannot be broken down into simpler substances by chemical means?

Back

Element.

Front

What is the process called when a substance combines with oxygen to produce heat and light?

Back

Combustion.

Front

What is the term for a mixture where the composition is uniform throughout?

Back

Homogeneous mixture.

Front

What is the law that states that mass is neither created nor destroyed in a chemical reaction?

Back

Law of conservation of mass.

Front

What is a substance formed as a result of a chemical reaction?

Back

Product.