The discovery of a periodic table closest to its modern form was the result of which scientists work with deck of cards?

the answer is mendeleev (apex verified)

2. if scientists identify an animal with bilateral symmetry and no segmentation, which phylum can it definitely not belong to? a. roundworms b. annelids c. mollusks d. flatworms

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time