CH 10101 Exam 3 F06 key - C C h h e e m m i i s s t t r r y...

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Unformatted text preview: C C h h e e m m i i s s t t r r y y 1 1 1 1-- 1 1 Fall 2006 Third Cerebral Hemorrhage Circle the correct answers on this exam and fill in the appropriate bubbles on the answer sheet using a # 2 pencil. Turn in the answer sheet, but keep this exam for future reference, a key will be posted on the WebCT site. Be certain that, on the answer sheet, you enter and bubble-in your last name, a space, your first name, and the last four digits of your A number. Your grade will be posted on the WebCT site. Reminder: The last day to withdraw from a Fall 2006 class is Friday, November 3 CH 101-01, Exam Three, Fall 2006 1 This exam has 26 questions worth 4 points each, the exam has 104 points. You can calculate your score as the number of correct answers times 4. Note: L atm R=0.0821 mol K i i MULTIPLE CHOICE. Select the single best answer to each question, circle it on this sheet for your records, and fill in the appropriate bubble on the answer sheet. For questions 1-3, the following unbalanced equation. ___CuO + ___ NH 3 ___ N 2 + ___ Cu + ___H 2 O 1. What is the oxidation state of copper in the reactants? a) 0 c) 2 b) +4 d) +2 2. Which substance behaves as the oxidizing agent ? a) CuO c) NH 3 b) N 2 d) H 2 O 3. What are the coefficients in the balanced equation? a) 3, 2, 2, 3, 3 c) 1, 1, 1, 1, 1 b) 3, 2, 1, 3, 3 d) 2, 2, 2, 2, 3 4. Which of the following would be spontaneous? a) Mg 2+ + Fe Fe 2+ + Mg c) 2 Al + 3 Cl 2 6 Cl + 2 Al 3+ b) Cu + 2 K + 2 K + Cu 2+ d) all of the above would occur spontaneously CH 101-01, Exam Three, Fall 2006 2 5. Which of the following elements will react with an aqueous solution of NiCl 2 to produce metallic nickel?...
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This note was uploaded on 05/17/2008 for the course CH 101 taught by Professor Setzer during the Spring '08 term at University of Alabama in Huntsville.

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CH 10101 Exam 3 F06 key - C C h h e e m m i i s s t t r r y...

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