U5 Solutions - Basic Definitions Test Review

Front

What is the process called when an ionic compound dissolves in water?

Back

Dissociation: The separation of an ionic compound into its ions in a solution.

Front

Which dissolves faster: crushed table salt or a cube of table salt?

Back

Crushed table salt: It has a larger surface area, allowing it to dissolve more quickly.

Front

What is the term for the substance that does the dissolving in a solution?

Back

Solvent: The component of a solution that dissolves the solute.

Front

How does temperature affect the rate at which solid solutes dissolve?

Back

As temperature increases, the rate at which solid solutes dissolve typically also increases.

Front

What is the term for the process of water molecules surrounding and interacting with solute particles?

Back

Hydration: The process where water molecules surround solute particles.

Front

What is the difference between solute and solvent?

Back

Solute: The substance that is dissolved; Solvent: The substance that dissolves the solute.

Front

What is a solution?

Back

A homogeneous mixture of two or more substances where one is dissolved in the other.

Front

What is the term for a mixture that contains particles that are larger than those in a solution but smaller than those in a suspension?

Back

Colloid: A mixture where tiny particles are dispersed throughout a substance.

Front

What happens to the solubility of most solids in water as temperature increases?

Back

It generally increases: Most solid solutes dissolve better in warmer water.

Front

What is the term for the process of a solute spreading out in a solvent?

Back

Diffusion: The movement of solute particles from an area of higher concentration to an area of lower concentration.