Question

what are the two (2) classes of matter?

A. Atom and molecule
B. Element and compound
C. Plant and animal cells
D. Substance and mixture ​

Answer 1

Answer:

B. Element and compound

Answer 2

Answer:

B) elements and compounds

Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds.

I hope this helps you... frnda...