A31nyafe - DAWSON COLLEGE Department of Chemistry and...

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A31nyafe .doc DAWSON COLLEGE Department of Chemistry and Chemical Technology Chemistry 202-NYA-05 Final Examination WINTER 2003 Name:____________________________ Student Number:__________________ Instructors: A. Brown T. Bui I. Dionne D. Vukadin Instructions: 1. This exam consists of 15 questions. Please ensure that it is complete. 2. The duration of this exam is 3 hours. 3. A Periodic Table of Elements has been provided. 4. Calculators may not be shared. 5. Programmable calculators are not permitted. 6. No extra books or paper may be used. 7. In order to receive full credit for your answer, your work must be shown. 8. Your attention is drawn to the College policy on cheating. This policy will be enforced. 9. Write in ink to preserve your right to complain. Data: Gas Constant R = 8.3143 kPa.dm 3 .K - 1 .mol - 1 = 8.3143 J.K - 1 .mol - 1 = 0.08206 L.atm.K - 1 .mol - 1 Standard Pressure 1.000 atm = 760.0 mmHg = 760.0 torr = 101.325 kPa Bohr Constant B = 2.178 x 10 - 18 J m e = 9.109 x 10 - 31 kg Planck's Constant h = 6.62608 x 10 - 34 J.s Speed of light c = 2.998 x 10 8 m.s - 1 Rydberg Constant R H = 1.09737 x 10 7 m - 1 Avogadro’s Number N A = 6.022 x 10 23 particles / mol Grade Distribution 1. /8 5. _ /6 9. /10 13. ___/5 2. /7 6. /6 10. /16 14. ___/3 3. /5 7. /6 11. /10 15. ___/3 4. /6 8. ___/4 12. /5 Total: ____ /100
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A31nyafe .doc 1 1. Write the name of each of the following compounds : (4 marks) CaCr 2 O 7 ______________________________________ (NH 4 ) 2 SO 4 ______________________________________ Li 2 CO 3 ______________________________________ P 2 O 5 ______________________________________ Write the formula of each of the following compounds: (4 marks) Cobalt (II) chloride dihydrate
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A31nyafe - DAWSON COLLEGE Department of Chemistry and...

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