Exploring Colligative Properties and Their Calculations

What are colligative properties dependent on?

• The type of solute

• The amount of dissolved solute particles

• The temperature of the solution

• The pressure of the solution

What happens to the boiling point of water when a solute is dissolved in it?

• It fluctuates

• It increases

• It remains the same

• It decreases

What is the normal boiling point of water at sea level?

• 100 degrees Celsius

• 50 degrees Celsius

• 150 degrees Celsius

• 0 degrees Celsius

Which type of compound dissociates in water to produce more dissolved particles?

• Ionic compounds

• Polar compounds

• Non-polar compounds

• Covalent compounds

How many moles of dissolved particles are produced when 1 mole of NaCl dissociates in water?

• 4 moles

• 3 moles

• 1 mole

• 2 moles

What is the van't Hoff factor for NaCl?

• 1

• 2

• 4

• 3

If the molality of a solution is 1.5 m and the van't Hoff factor is 2, what is the change in boiling point using a boiling point constant of 0.5?

• 1.5 degrees Celsius

• 0.75 degrees Celsius

• 2.25 degrees Celsius

• 3.0 degrees Celsius

What is the freezing point constant of water?

• 0.5 degrees Celsius per molality

• 1.86 degrees Celsius per molality

• 2.5 degrees Celsius per molality

• 3.0 degrees Celsius per molality

What is the van't Hoff factor for sugar in water?

• 4

• 1

• 2

• 3

Which solution will lower the freezing point more, sugar water or salt water?

• Neither will lower it

• Sugar water

• Salt water

• Both will lower it equally