Question

Which among is a heterogeneous mixture 

a) Salt solution

b) steel

c) sand in water

d) Air​

Answer 1

Hey... d) air is a heterogeneous mixture... hope it helps... please mark as brainliest

Answer 2

Answer:

A. salt solution

Explanation:

but if you add sand in water. which is insoluble in water, you will have a mixture of two different phases, a solid and a liquid therefore this is a heterogeneous mixture .

hope it helps you