Question

When you drop oil into cup of water, why does it hold together instead of breaking up in the water? Name at least three common substances which are examples of lipids that relate to the following areas of life: driving, eating, and your own body.

Answer 1

1. Oils are hydrophobic. Liquid water is held together by hydrogen bonds, and oils do not have a polar part, and it can not break hydrogen bonds, so it is forced to not dissolve in the water.

2. Three common substances which are examples of lipids that relate to driving is oil, one common substance of lipids that is related to eating is butter, and one substance of lipids that is related to your body are fats.