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Final Exam Review 1. Identify Ba(ClO3)2 as which of the following? a. Acid b. Base c. Basic salt d. Acidic salt e. Neutral salt f. None of the above 2. Which of the following reactions corresponds to Δ Gf° of NaBr(s)? a. 2Na(l) + Br2(l) & 2NaBr(s) b. 2Na(s) + Br2(g) & 2NaBr(s) c. Na(s) + ½Br2(g) & NaBr(s) d. Na(s) + ½Br2(l) & NaBr(s) e. None of the above 3. The reaction quotient, Qsp, needs to be ________ Ksp for a precipitant to form. a. Equal to b. Greater than c. Less than d. None of the above 4. The rate of reaction depends on which of the following? a. Activation Energy (Ea) b. Change in energy ( Δ E) c. Transition state d. All of the above 5. What is the oxidation of Cl in NaClO4? a. +1 b. -1 c. +7 d. -6 e. None of the above 6. Which of the following is the Bronsted ‐ Lowry definition of a base? a. Proton donor b. Proton acceptor c. Electron donor d. Electron acceptor e. None of the above
7. Which of the following is TRUE if a reaction has a negative Δ G°? a. The reaction has a large K because the reaction is reactant favored b. The reaction has a large K because the reaction is product favored c. The reaction has a small K because the reaction is reactant favored d. The reaction has a small K because the reaction is product favored 8. A strong acid would have a percent dissociation … a. Near 100% b. Less than 100% c. Near 0% d. Not enough information 9. A catalyst will _________________ an equilibrium. a. Shift to the right b. Shift to the left c. Does nothing to equilibrium d. None of the above 10. Which of the following is the reducing agent in the reaction below? Zn(s) + Mg(OH)2(aq) Æ Zn(OH)2(aq) + Mg(s) a. Zn(s) b. Mg(OH)2(aq) c. Zn(OH)2(aq) d. Mg(s) e. None of the above 11. Calculus is used to find the Integrated Rate Law a. True b. False 12. In a galvanic cell, electrons flow from the cathode to the anode. a. True b. False 13. Which of the following is the definition of a Lewis Acid? a. Proton Donor b. Contains Hydrogen c. Electron Acceptor d. None of the above 14. Kc values have units. a. True b. False
15. Rate Constants have units. a. True b. False 16. What is the molecularity of the following elementary step? HI(g) + ICl (g) → I2(g) + HCl (g) a. Unimolecular b. Bimolecular c. Trimolecular d. None of the above 17. What is the pH at the equivalence in a titration between a weak base and strong acid? a. Equal to 7 b. Less than 7 c. Greater than 7 d. None of the above 18. What is the overall order of the reaction if the rate law is: Rate = k[NH 4 ] 2 [Cl - ] a. Zero [NH 3 ] b. First c. Second d. Third e. None of the above 19. Which of the following electronic arrangements will increase the voltage of a system? a. Parallel b. Inductive c. Series d. Conjunctive e. None of the above For the reaction shown below, indicate the direction of shift (left, right, or none) when the following changes are made: 2 SO2 (g) + O2 (g) ⇋ 2 SO3 (g) 20. SO2 is added a. Left b. Right c. None 21.
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