Chemistry Test

Front

What is a mixture?

Back

A combination of two or more different kinds of substances that keep their own physical properties and can be easily separated.

Front

What are products in a chemical reaction?

Back

Everything to the right of the arrow in a chemical equation.

Front

What type of mixture is a salad?

Back

Heterogeneous mixture.

Front

What is the basic unit of matter?

Back

Atoms.

Front

What is NOT evidence of a chemical reaction?

Back

Melting.

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout.

Front

What is a chemical reaction?

Back

A process that leads to the transformation of one set of chemical substances to another.

Front

What is a precipitate?

Back

A solid that forms and settles out of a liquid mixture during a chemical reaction.

Front

What is solubility?

Back

The ability of a substance to dissolve in a solvent.

Front

What is the law of conservation of mass?

Back

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