wht is heavier? oil or water?
An oil molecule is heavier than a water molecule. But a gallon of water is heavier than a gallon of oil because water is denser, meaning the molecules are closer together. [ Therefore, there are more molecules in a gallon of water than in a gallon of oil, making it heavier.
If you have ever tried an experiment with water and oil, the oil will always be on the top because it is more lighter with
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