Day 5 of Solutions

Day 5 of Solutions

I can describe the three colligative properties of solutions and relate them to everyday situations.

Multiple Choice

Colligative properties depend on the _____ of solute particles in solution.

• type
• number
• pH
• nature

Multiple Choice

When KCl (potassium chloride) is dissolved in water, how many particles are in solution for each unit?

• 1

• 2

• 3

• 4

• 6

Multiple Choice

When CaBr₂ is dissolved in water, how many particles will be in solution for each unit?

• 1

• 2

• 3

• 4

• 5

Multiple Choice

Freezing point

• The classification of matter as a solid, a liquid, or a gas

• Physical change in matter from a gas to a liquid

• The temperature at which a substance changes states from a solid to a liquid

• The temperature at which a substance changes from a liquid to a solid

Multiple Choice

The freezing point of water is...

• 100^oC

• 0^oC

• -10^oC

• 150^oC

Multiple Choice

The freezing point of a solution is ____ the freezing point of the pure solvent.

• the same as
• lower than
• higher than
• no relation to

Multiple Choice

The boiling point of a solution is ______ the boiling point of the pure solvent.

• higher than
• the same as
• lower than
• higher or lower than

Multiple Choice

Adding a nonvolatile solute to a liquid will ___.

• depress both the freezing point and the boiling point

• elevate both the freezing point and the boiling point

• depress the freezing point and elevate the boiling point

• elevate the freezing point and depress the boiling point