Properties of Water +(Hydrophilic and Hydrophobic Substances)

Freshman Mid-term help

Cohesion

-The attraction between molecules of the same substance.

Adhesion

-The type of attraction that happens between two different molecules.

High specific heat

-This helps to regulate cell temperatures in organisms.

Less dense as a solid

-Solid water (ice) is less dense than liquid water 🡪 it floats in liquid water

Water Solvent:

Solution

-Uniform mixture of two or more substances

-Ex. Lemonade

Water Solvent:

Solute

-What gets dissolved

-Ex. Lemonade powder

Water Solvent:

Solvent

-Does the dissolving

-Ex. Water

Hydrophilic Substance

- Has an affinity for water

-Water “loving”

-Usually dissolves easily in water

-Ex. salt and sugar

Hydrophobic Substance

-Does not have an affinity for water

-Water “fearing”

-Does NOT dissolve in water

-Ex. oil