mixture vs chemical science

mixture and chemical science both are nouns.

Word	Noun	Adjective	Verb	Adverb
mixture	Yes	No	No	No
chemical science	Yes	No	No	No

mixture (noun)	chemical science (noun)
the act of mixing together	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
an event that combines things in a mixture
any foodstuff made by combining different ingredients
a collection containing a variety of sorts of things
(chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)