22. What are pure substances? How do we test purity of substances?
Answers
Answered by
1
Answer:
ghrkxdj lakshmi g hyd yi
Answered by
1
Explanation:
A pure substance is made of constituent particles that are same in their chemical structure. They have a fixed melting and boiling point and as such the purity can be tested by comparing the melting point of the impure substance with a pure standard.
Similar questions