Assignment (50 points):
Submit a handwritten essay (2 pages) answering the following questions:
Research some of the possible places to store nuclear waste. What do you think is the safest and most efficient? What else besides human safety might be threatened by nuclear waste?
03/23/2026
Unit 9: Mixtures, Solutions, and Acid-Base Reactions
Lesson 1: Mixtures and Solutions
In this lesson you will be able to:
• Describe heterogeneous mixtures, including suspensions and colloids.
• Describe homogeneous mixtures, such as solutions.
• Identify the components of a solution.
• Identify nonaqueous solutions.
• Build vocabulary by properly using the terms mixture, solution, solute, and solvent
Homework
Answer the review questions at the end of the assignment
03/24/2026
Unit 9, Lesson 3: Colligative Properties
• Describe the relationship between the molality of a solute in solution and the solution’s depressed freezing point or elevated boiling point.
• Use molality to calculate the amount of freezing point depression and boiling point elevation.
• Explain why electrolytes and nonelectrolytes
cause different changes in colligative properties.
• Describe the colligative properties of osmotic pressure and vapor pressure
Homework
03/25/2026
Unit 9, Lesson 2: Solutions and Solubility
In this lesson you will be able to:
Describe the dissolving process on the molecular level.
• Identify factors affecting the rate at which a substance dissolves.
• Define solubility and differentiate between saturated unsaturated and supersaturated solutions
• Investigate factors that influence solubility.
• Science Practice: Interpret, analyze, and make inferences from solubility graphs
Homework
H.1 Classify nuclear reactions
Unit 9, Lesson 3: Colligative Properties
• Describe the relationship between the molality of a solute in solution and the solution’s depressed freezing point or elevated boiling point.
• Use molality to calculate the amount of freezing point depression and boiling point elevation.
• Explain why electrolytes and nonelectrolytes
cause different changes in colligative properties.
• Describe the colligative properties of osmotic pressure and vapor pressure
Homework
03/27/2026
