User
which option is wrong.
a. mixtures contain two or more substances
b. mixures are substances that are not chemically combined
c. pure substances ca be separeaed using physical means
d. elements and compounds are considered mixtures
which option is wrong.
a. mixtures contain two or more substances
b. mixures are substances that are not chemically combined
c. pure substances ca be separeaed using physical means
d. elements and compounds are considered mixtures