# What types of substances dissolve easily in water?

Nov 19, 2015

Like dissolves like.

#### Explanation:

Like dissolves like.

Water is a polar molecule therefore, it will dissolve polar solutes such as, ionic compounds and polar molecular compounds.

For organic molecules, water will dissolve the molecules that possess a ratio of carbon atoms to oxygen atom less or equal to $5$:
$\frac{C}{O} \le 5$

That is why, vitamin A is not soluble in water, However, vitamin C is soluble.

Vitamin A

Vitamin C