Unit 2 Chapter 2

Front

What does it mean for a substance to be soluble?

Back

A substance is soluble if it can dissolve in a solvent, forming a solution.

Front

What is the universal solvent?

Back

Water is known as the universal solvent because it can dissolve the greatest number of substances.

Front

What happens to sugar when it dissolves in water?

Back

The sugar molecules are still present in the water, but they are too small to be seen.

Front

What effect does temperature have on the solubility of a solute?

Back

Generally, increasing the temperature of a solvent increases the solubility of a solute.

Front

What is a solution?

Back

A solution is a homogeneous mixture of two or more substances, where one substance (the solute) is dissolved in another (the solvent).

Front

What is a solute?

Back

A solute is the substance that is dissolved in a solution.

Front

What is a solvent?

Back

A solvent is the substance that dissolves the solute in a solution.

Front

What does it mean if a substance is insoluble?

Back

A substance is insoluble if it does not dissolve in a solvent.

Front

How can you tell if a solid has dissolved in a liquid?

Back

If the solid is no longer visible and the liquid has changed properties (like taste or color), it may have dissolved.

Front

What is the relationship between solute and solvent in a solution?

Back

The solute is the substance being dissolved, while the solvent is the substance doing the dissolving.