Question

12. (01.06 LC)

Which of the following is a property of a pure substance? (5 points)
It consists of different types of compounds.
It may have substances in different states of matter,
It is made up of a single element or type of compound,
Its components can be separated by employing physical methods.

Answer 1

Answer:It is made up of a single element or type of compound

Explanation: This answer is right because for something to be pure it has to only be made up of 1 thing.

Answer 2

3rd one

Step-by-step explanation:

dont have one, i think just think it makes most sense