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11 Nov 2019
CHEM 1021: Survey of Organic Chemistry Exam 2 Name: Multiple Choice: Select the best answer for each question. (2 points each) Use the scantron Spring 2018 provided to bubble in your answers for questions 1-28 Which of the following is correctly identified? a) NaOH, weak base b) H 504, strong acid 1. c) NHi, strong acid d) H,COs, strong acid 2. Choose the equilibrium constant that indicates the greatest relative amount of product concentration at equilibrium. a) 6.7 x 10 b) 8.3 x 10 c) 1.1x 10 d) 2.3 x 10 3. A solution in which the concentration of H' is greater than the concentration of OH will a) have a pH less than 7.0 and be acidic. b) have a pH greater than 7.0 and be acidic. c) have a pH less than 7.0 and be basic d) have a pH greater than 7.0 and be basic. 4. What is the concentration of [H,O'] in an aqueous solution when the (OH] s 3.4x10 M a) 2.9 x 10M b) 1.0x 10"M c) 3.4 M d) 9.8 x 10 M 5. Which of the conditions below would drive this reaction to the right? PCIs(g)-â PCh(g) + Cl2(g) a) removing PCl b) adding Clh c) removing PCl, d) adding PClh 6. One liter of a solution is found to contain 0.001 moles of HCI. Calculate the ph of the solution. Assume complete dissociation. a) pH- 1.0 b) pH-3.0 c)pH 0.001 d) pH-10 7. The (H,0'] of a solution with pH 2.5s a) 2.5M b) 1x 10M c) 3.2 x1012 M d) 3.2x102 M
CHEM 1021: Survey of Organic Chemistry Exam 2 Name: Multiple Choice: Select the best answer for each question. (2 points each) Use the scantron Spring 2018 provided to bubble in your answers for questions 1-28 Which of the following is correctly identified? a) NaOH, weak base b) H 504, strong acid 1. c) NHi, strong acid d) H,COs, strong acid 2. Choose the equilibrium constant that indicates the greatest relative amount of product concentration at equilibrium. a) 6.7 x 10 b) 8.3 x 10 c) 1.1x 10 d) 2.3 x 10 3. A solution in which the concentration of H' is greater than the concentration of OH will a) have a pH less than 7.0 and be acidic. b) have a pH greater than 7.0 and be acidic. c) have a pH less than 7.0 and be basic d) have a pH greater than 7.0 and be basic. 4. What is the concentration of [H,O'] in an aqueous solution when the (OH] s 3.4x10 M a) 2.9 x 10M b) 1.0x 10"M c) 3.4 M d) 9.8 x 10 M 5. Which of the conditions below would drive this reaction to the right? PCIs(g)-â PCh(g) + Cl2(g) a) removing PCl b) adding Clh c) removing PCl, d) adding PClh 6. One liter of a solution is found to contain 0.001 moles of HCI. Calculate the ph of the solution. Assume complete dissociation. a) pH- 1.0 b) pH-3.0 c)pH 0.001 d) pH-10 7. The (H,0'] of a solution with pH 2.5s a) 2.5M b) 1x 10M c) 3.2 x1012 M d) 3.2x102 M
Casey DurganLv2
20 Sep 2019
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