Question

5. Which of the following mixtures are homogeneous and which are heterogeneous?
(a) Carbon and sulphur
(b) Brass
(c) Salt and water
(d) Water and carbon tetrachloride
(e) Sand and salt
(f) Water and oil
6. Can the
of atoms and mass?​

Answer 1

Answer:

(f) water and oil

I AM not sure

Answer 2

carban and sulphur of a atoma and mass !