Question

combination of two or more pure substances that are not chemical combined​

Answer 1

Answer:

is it a mixture?

i am not 100% sure but most probably it is a mixture

Answer 2

Answer:

I think the answer is mixture

Explanation:

the defination is:

A mixture is a substance consist of two or more types of pure form of matter.

As you say , the elements or compounds are not chemicaly combined together. Example:air