Oil and Water Do Not Mix – Why?

[caption id="attachment_8586" align="alignright" width="440"] Oil and water just plain do not mix.[/caption] Oil and water do not mix! Some liquids are miscible; that is, they mix completely. Other liquids do not permanently mix. They are immiscible. The best known example of this is oil and water. “Putting those two together is like mixing oil and water.” This means that for practical purposes, the two don’t get along at all. Why Don’t They Mix? Oil and water don’t mix for a basic physical reason curiously easy to explain by comparison with a magnet. Consider first the formula, and then the structure, of water and we’ll see how this is so. The Formula of Water Water is most commonly written H₂O. Two hydrogen atoms (H) are combined with one oxygen atom (O).…
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