CHEM U3 Test Review #2 (matter & change)

Front

What kind of property is luster?

Back

Physical property

Front

This is the ability of one substance to dissolve in another.

Back

Solubility

Front

The boiling point is the temperature and __ at which a substance boils.

Back

Pressure

Front

When light is produced from a chemical reaction, it’s called __.

Back

Luminescence

Front

This is a material’s ability to burn in the presence of oxygen.

Back

Flammability

Front

What is the definition of a chemical property?

Back

A characteristic of a substance that can only be observed during a chemical reaction.

Front

What is the definition of a physical property?

Back

A characteristic of a substance that can be observed or measured without changing the substance's identity.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is made up of two or more elements chemically combined.

Front

What is the definition of density?

Back

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

Front

What is the definition of a solution?

Back

A homogeneous mixture of two or more substances.