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exam1ans_2006 - Exam 1 CEM 151 Name Section PID Multiple...

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Exam 1 CEM 151 September 20, 2006 Name ___________________ Section __________________ PID _____________________ Multiple choice (3 points each). 1. Give the formula for sodium acetate. a. Na 2 CO 3 b. NaHCO 3 c. NaC 6 H 6 O 6 d. NaC 2 H 3 O 2 e. NaHCl f. NaAsO 4 2. What best describes the major result from Milikan’s oil drop experiment? a. the structure of the atom b. The mass of the proton c. The mass of the neutron d. The mass of the electron e. The charge of the electron f. d and e g. a, b and c. 3. What was the major conclusion of Rutherford’s gold foil experiment? a. The mass of the electron b. The nature of light c. The structure of the atom d. The charge of the electron e. The mass of the electron. f. The mass of the proton g. d, e and f h. a and d 4. Which group corresponds to the alkali earth metals? a. 1 b. 2 c. 3 d. 4 e. 5 f. 6 g. 7
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5. Which of the following are strong acids? a. HC 2 H 3 O 2 b. sodium carbonate c. Sodium hydroxide d. Perchloric acid. e. Ammonia f. a and c g. a, c and e h. a, b, c and e 6. Which of the following are strong bases?
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