Question 17:
False; cutting hair would change what it looks like but, braiding it keeps it the same substance it is.
Question 18 :
My best guess would either be A or D. I would lean more towards D because if there are different mixtures then it depends on what you are mixing.
Hope it helps in some way. <3
A scientific law is a statement that is universally accepted and answers the "how?" question.
Hope this helps!
Answer:
The answer to your question is 2 molecules, or B(edg 2021).
Explanation:
edg 2021