You are provided with a mixture

Question:

You are provided with a mixture of petroleum and water. Can you suggest a method to separate the two?

Solution:

Decantation can be used to separate a mixture of petroleum and water. The mixture is allowed to stand. Petroleum is lighter than water, so it floats

over water,

Carefully, lighter layer of petroleum can be poured and separated without disturbing the heavier layer of water.

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