What is the term for substances containing atoms of two or more different elements a. mixtures b. atoms c. molecules d. compounds

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

What type of matter is made of only one kind of atom

Do polar molecules have ionic bonds?