Question

Which one of the following is an example for heterogeneous mixture
1 point
(a) Water in milk
(b) Oxygen in air
(c) Sodium chloride in sand
(d) Sodium chloride in water​

Answer 1

Answer:

(c) Sodium chloride in sand

Explanation:

Sodium chloride is actually common salt which we use in our homes. We can easily separate sand and sodium chloride from its mixture. That's why it is a hetrogeneous mixture.

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Answer 2

Answer:(b) is example of heterogeneous mixture...

Explanation:

(b) Salt is soluble in water, which would give a homogeneous mixture. But, when you add sand, which is insoluble, you will have a mixture of two different phases, a solid and a liquid, therefore this is a heterogenous mixture.

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