Answer: <u>An atom is the basic unit of matter</u> and the defining structure of elements. The difference between an atom and a molecule is that <u>molecules are formed when two or more atoms bond together</u>. If molecules contain atoms of different elements, that substance is known as a compound. <u>Atoms make up molecules. </u>
I think #13 is A (90 cubic meters) even though you already have that
Answer:yes u do need help so go to a Psychiatric hospital
Step-by-step explanation:
Answer:
<u>its D</u>
Step-by-step explanation:
