Exam1Cv1_103F09_KEY - exam #1-key

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WINGRAVE Chem103 EXAM 1Cv1 - KEY Fall, 2009 NAME _______________________________________ SECTION # ________ • Put your name and section # on page 1 of test. • Exam time is 5:00 to 6:45 pm. For full credit, turn your exam in on time. • No penalty for guessing, so don't leave any answers blank. • Leave all pages of your exam stapled together. You may lose credit for lost pages. On problems , show all your work for full and/or partial credit. • When you finish NOTE: Data tables on last page of exam POSSIBLY USEFUL INFORMATION: h = 6.63 x10 - 34 J· sec M R = 0.08206 atm· L mole· K = 8.314 J mole· K E photon = 2.18 x10 - 18 J ( ) 1 n ¦ 2 - 1 n i 2 é ë ê ù û ú M Water at 25°C Density of = 1.00 g mL NOMENCLATURE ( 2 pts each blank) Fill in blank with appropriate answer. SYMBOL NAME 1 silicone tetrachloride 2. HNO 3 nitric acid 3. CuH copper(I) hydride OR cuprous hydride 4. tin(II) bromite OR stannous bromite 5. calcium thiocyanate
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WINGRAVE Chem103 EXAM 1Cv1 - KEY Fall, 2009 MULTIPLE CHOICE (3 Points each) Page Score 6. __c__ The ion with 46 electrons and 48 protons is; 1 10/ a. Pd b. c. d. e. 2 18/ 7. __d__ Which of the following is not a correct prefix 3 15/ and corresponding multiple? 4 15/ a. kilo, 10 +3 b. deci, 10 - 1 5 10/ c. milli, 10 - 3 d. nano, 10 - 6 6 16/ e. centi, 10 - 2 7 13/ 8. __b__ In 1919, Ernest Rutherford discovered; 8 6/ a. the neutron b. the proton 9 15/ c. radioactivity d. the electron 10 4/ e. the Avogadro 11 - - - 9. c What is the concentration of, , in a 12 - - - 0.0060 M Fe 2 SO 4 ( ) 3 , solution? Total 122/ a. 0.036 M b. 0.018 M c. 0.012 M d. 0.0060 M e. 0.0020 M 10. __d__ Which of the following is an extensive property? a. density b. temperature c. melting point d. heat e. boiling point 11. __e__ How many, , respectively, are in, ? a. 85, 122, 37 b. 85, 48, 37 c. 48, 37, 49 d. 85, 37, 86 e. 37, 48, 36 2
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WINGRAVE Chem103 EXAM 1Cv1 - KEY Fall, 2009 MULTIPLE CHOICE (3 Points each) 12. __c__ What is the stoichiometric coefficient for sulfuric acid in the following reaction? Fe
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Exam1Cv1_103F09_KEY - exam #1-key

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