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Solutions: AP Chemistry Lesson Plans Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. What is the freezing point depression of a solution containing 20g of C6H12O6 in 250g of water?

Question 2 2. Which of the following is true?

Question 3 3. What is molarity?

Question 4 4. What is a solute?

Question 5 5. Because ethanol dissolves in water, it is:

Page 2

Question 6 6. What is the dilution of solutions equation?

Question 7 7. What happens to vapor pressure when you add a solute to a solution?

Question 8 8. How is solubility determined?

Question 9 9. What is the osmotic pressure formula?

Question 10 10. Which of these properties, is NOT a colligative one?

Page 3

Question 11 11. How much of a 16 M stock solution must you add to make 4 L of a 1 M diluted solution?

Question 12 12. What does a solubility curve show?

Question 13 13. Why does an open soda go flat?

Question 14 14. When is molality usually used?

Question 15 15. What does the m stand for in the freezing-point depression equation?

Page 4

Question 16 16. What is an example of a colligative property?

Question 17 17. Why does a spoonful of sugar dissolve faster than a sugar cube?

Question 18 18. What volume would you need to dilute 0.2 L of a 15 M solution to obtain a 3 M solution?

Question 19 19. Which of the following statements best describes a supersaturated solution?

Question 20 20. How is a supersaturated solution made?

Page 5

Question 21 21. If I used 0.3 L of a stock solution to make 5 L of a 2 M diluted solution, what was the original molarity of the stock solution?

Question 22 22. What is the molarity of a solution made by dissolving 26.42 g of (NH4) 2 SO4 in enough water to make 50 mL of solution?

Question 23 23. What is the molal freezing-point constant?

Question 24 24. What do you need to know about a stock solution in order to calculate a dilution?

Question 25 25. Which of the following does NOT affect the rate of dissolution of a solute?

Page 6

Question 26 26. State the Raoult's Law?

Question 27 27. Which of the following is NOT true regarding solubility curves?

Question 28 28. What is the best definition of a solution?

Question 29 29. What is the equation used to determine the mass percent of a solute in a solution?

Question 30 30. What is a coligative property?

Solutions: AP Chemistry Lesson Plans Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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