Equilibrium Properties: Help & 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. Which of the following is correctly labeled.

Question 2 2. What is the net effect of the common ion?

Question 3 3. When would you use an ICE table?

Question 4 4. How do you determine the concentration of an unknown substance from the titration data?

Question 5 5. What is chemical equilibrium?

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Question 6 6. What is a saturated solution?

Question 7 7. Where does the equivalence point occur on a titration curve for a strong acid/strong base titration?

Question 8 8. What do the letters in an ICE table represent?

Question 9 9. What is the triple point?

Question 10 10. What is the common ion effect?

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Question 11 11. What do you NOT keep track of in a RICE table?

Question 12 12. What is NOT something that a phase equilibrium line shows?

Question 13 13. A scientist measures the pressure and temperature of a sample. When they plot the data on their phase diagram, they make a point on a vertical line directly above the critical point. What's definitely true of the sample?

Question 14 14. At what line would you read this meniscus?

Question 15 15. Which way does a convex meniscus curve?

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Question 16 16. What do Ka and Kb values say about acid and base strength?

Question 17 17. A + B is in equilibrium with AB. If concentration of A is 2, the concentration of B is 4 and the concentration of AB is 8, what is the Keq?

Question 18 18. For the reaction A + B makes product C, what is the reaction quotient if the amount of A is 2, B is 3 and C is 8?

Question 19 19. In general, what do Ksp values tell us about the solubility of a compound under the designated conditions?

Question 20 20. Write the Ka formula for the reaction HCl + H2O --> H3O+ + Cl-

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Question 21 21. What is a common ion?

Question 22 22. The base NH3 dissociates in water to make NH4+ and OH-. What is the conjugate acid?

Question 23 23. What type of titration has an equivalence point above pH 7?

Question 24 24. What is Ksp?

Question 25 25. What is the equilibrium expression?

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Question 26 26. When does a precipitate form?

Question 27 27. If you have a solution in equilibrium containing Cl- ions and you added NaCl to the solution, what is going to happen?

Question 28 28. The correct equation for finding the equilibrium constant is:

Question 29 29. A 60mL HCl solution is titrated with 25mL of a 0.60M KOH solution. What is the concentration of the HCl solution?

Question 30 30. What is the Ka value for a monoprotic weak acid with a concentration of 1 M, and hydronium ion concentration of 0.0050 M?

Equilibrium Properties: Help & 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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