Answer:
17)A. Solids
18) A. Frequently collide with each other and with surface of ballon
19) D. Particles are smaller at lower pressure.
Answer:
hi
Explanation:
it is confusing lol
but i think that it is C.both
hope it helps
have a nice day
Answer:
Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a natural law- D.
I believe the answer is 50.5 molecules
