Front

Ease of dissolving in a substance.

Back

solubility

Front

Positively charged particle in an atom

Back

Proton

Front

Negatively charged particle in an atom

Back

electron

Front

Matter that flows and takes the shape of its container.

Back

Liquid

Front

Easily flattened, shaped, or pressed.

Back

malleability

Front

Characteristics observable without altering the substance.

Back

physical properties

Front

Anything with mass and volume

Back

Matter

Front

Electrically neutral particles in an atom have no charge.

Back

neutron

Front

Ability to undergo various chemical changes.

Back

chemical properties

Front

Ability to burn

Back

flammability