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AP Chemistry: Solutions: Help and Review 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 molarity of a solution made by dissolving 26.42 g of (NH4) 2 SO4 in enough water to make 50 mL of solution?

Question 2 2. Why does a spoonful of sugar dissolve faster than a sugar cube?

Question 3 3. What is the equation used for determining molarity?

Question 4 4. Which of the following is NOT true regarding solubility curves?

Question 5 5. What does the solubility of an ionic compound depend on?

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Question 6 6. What happens to vapor pressure when you add a solute to a solution?

Question 7 7. Which of the following is true?

Question 8 8. 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 9 9. What is osmotic pressure?

Question 10 10. What is a solution?

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Question 11 11. Which of these properties, is NOT a colligative one?

Question 12 12. What does a solubility curve show?

Question 13 13. Which of the following statements best describes a supersaturated solution?

Question 14 14. What is an electrolyte?

Question 15 15. What is the equation used to determine the mass percent of a solute in a solution?

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Question 16 16. What is molarity?

Question 17 17. State the Raoult's Law?

Question 18 18. Because ethanol dissolves in water, it is:

Question 19 19. When is molality usually used?

Question 20 20. How is solubility determined?

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Question 21 21. A lab technician dissolved 2 mol of X in 1 liter of water in order to make a 2 M solution. What did they do wrong?

Question 22 22. What is an example of a colligative property?

Question 23 23. How is a supersaturated solution made?

Question 24 24. What is the dilution of solutions equation?

Question 25 25. What is the osmotic pressure formula?

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Question 26 26. Which of the following does NOT affect the rate of dissolution of a solute?

Question 27 27. Why does an open soda go flat?

Question 28 28. What volume would you need to dilute 0.2 L of a 15 M solution to obtain a 3 M solution?

Question 29 29. How much of a 16 M stock solution must you add to make 4 L of a 1 M diluted solution?

Question 30 30. What is a coligative property?

AP Chemistry: Solutions: Help and Review 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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