chemical science vs Dalton's law of partial pressures

chemical science and Dalton's law of partial pressures both are nouns.

Word	Noun	Adjective	Verb	Adverb
chemical science	Yes	No	No	No
Dalton's law of partial pressures	Yes	No	No	No

chemical science (noun)	Dalton's law of partial pressures (noun)
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions	(chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture; the pressure of a gas in a mixture equals the pressure it would exert if it occupied the same volume alone at the same temperature