Type your answer on the lines below, or write it out on paper.
The table shows whether some substances dissolve in water.
| Substance | Type | Dissolves in water? |
|---|---|---|
| Sodium chloride | ionic | yes |
| Glucose | polar | yes |
| Amino acid | polar | yes |
| Triglyceride | non-polar | no |
| Cholesterol | non-polar | no |
Using the table, identify the type of substance that does not dissolve in water.
Explain, in terms of the structure of water, why ionic and polar substances dissolve but non-polar substances do not.