AP Chemistry: Equilibrium: 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 does Boyle's law state about the role of pressure as a stressor on a system?

Question 2 2. How do you calculate the hydronium ion concentration at any point in a titration?

Question 3 3. A student is filling out a RICE table, and for one substance they know the value of I and the value of E. How would the student determine the value of C for this substance?

Question 4 4. What is the formula for calculating pH?

Question 5 5. What is the equation for the equilibrium constant of the reaction nA + mB → xC + yD?

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Question 6 6. What is the Kb of a reaction if [BH+] = 2, [OH-] = 4.5 and the [B] = 3 ?

Question 7 7. How do you determine the concentration of an unknown substance from the titration data?

Question 8 8. When is something considered soluble?

Question 9 9. An example of a reversible reaction is shown by which of the following?

Question 10 10. What happens if a base is added to a buffered solution?

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Question 11 11. What is titration?

Question 12 12. What is the common ion effect?

Question 13 13. Write the Ka formula for the reaction HCl + H2O --> H3O+ + Cl-

Question 14 14. What is the Ksp of the reaction AB = A + B if the solution contains 0.2 mol/L of A ions and 0.2 mol/L of B ions?

Question 15 15. What is a saturated solution?

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Question 16 16. What is NOT true about buffered solutions that is true about other solutions in equilibrium?

Question 17 17. What does a buffer do?

Question 18 18. What do the brackets indicate in an equilibrium equation?

Question 19 19. What does the reaction quotient determine?

Question 20 20. What is the net effect of the common ion?

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Question 21 21. What is a common ion?

Question 22 22. What do you NOT keep track of in a RICE table?

Question 23 23. A 60mL HCl solution is titrated with 25mL of a 0.60M KOH solution. What is the concentration of the HCl solution?

Question 24 24. What is a solute?

Question 25 25. What is Ka?

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Question 26 26. What is a buffer?

Question 27 27. What will be the result if heat is added to an endothermic reaction?

Question 28 28. What is a RICE table?

Question 29 29. What will happen if a chemical reaction system is stressed by an increase in the concentration of reactants?

Question 30 30. What happens in a neutralization reaction?

AP Chemistry: Equilibrium: 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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