Answer:
Yes it is
Explanation:
I've seen. Sorry that is all I can give you.
Pure substances- Chemical substance a form of matter having constant chemical composition and characteristic. Mixtures- A material made up of two or more different substances that are not chemically combined
Answer:
The answer is A
Explanation:
You cut in front of the helping verb in this case are not.
Answer:
there are no underlined parts in the question
Explanation:
maybe you could underline first then ask the question again