8. Homogenous
appears the same throughout
“well mixed”
the particles that make up the mixture
are very small and hard to recognize
9. Heterogenous
does not appear the same throughout
the particles in the mixture are large
enough to be seen and separated from
the mixture
no specific proportion
22. Any ability to produce a change in the
composition of matter
Chemical properties can be obser ved
only when the substances in a sample or
matter are changing into different
substances.