CEM 141 Final Exam Review Answers

CEM 141 Final Exam Review Answers - 17. C 6 H 12 O 6 18. a....

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CEM 141 Final Exam Review Problems – Answer Key 1. 29.4 g ice remains 2. 27.0 3. 246.52 g/mol 4. 1.25 atm 5. 5.5 x 10 14 s -1 6. 3.61 x 10 -19 J 7. Coefficients: a. 2 3 1 8 b. 2 3 2 4 c. 1 4 1 2 d. 3 1 2 8. 1.13 mol N atoms 9. CaO > Ca > CH 3 CH 2 NH 2 > F 2 10. CA – H 3 PO 4 CB – HPO 4 2- 11. 0.018 m 12. 1.3 m 13. 0.018 M NOTE: Problem should read 1500mL, not 500mL 14. 12.3 basic 15. a. sp 3 – trigonal pyramidal b. sp 2 – trigonal planar c. sp 3 d –trigonal bipyramidal d. sp 3 d – linear e. sp 3 d – t-shaped f. sp – linear 16. c < a < b < e < f < d
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Unformatted text preview: 17. C 6 H 12 O 6 18. a. [Ar] 4s 2 3d 10 4p 6 0 unpaired electrons b. [Kr] 5s 2 4d 10 5p 5 1 unpaired electron c. 1s 2 2s 2 2p 6 0 unpaired electrons d. [Ar] 4s 2 3d 3 3 unpaired electrons 19. Strontium (Sr) 20. 22.8 mol CH 3 OH 21. a. +6 e. +7 b. -1 f. +3 c. -1 g. +5 d. +4 h. +2 22. a. Freezing/solidification b. Entropy increases c. Sublimation d. Negative e. None past critical point...
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This note was uploaded on 02/01/2011 for the course CEM 141 taught by Professor Hunter during the Spring '08 term at Michigan State University.

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