Question

why all elements and compounds are pure substances. pls give the answer. ​

Answer 1

Explanation:

which means of mass communication you come across daily in your home?

a) newspaper

b) Radio

c) Television

d) cinema

e) web sites

ans:

.

.plz give quickly answer

Answer 2

elements and compounds are pure substances because they are are not mixtures.

• elements is one single pure form of an atom.
• compound is combination of atoms though they are pure.