chem review

chem review - 1. A 2. C 3. E 4. C 5. B 6. C 7. B 8. D 9. C...

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1. A 2. C 3. E 4. C 5. B 6. C 7. B 8. D 9. C 10. D 11. B 12. D 13. B 14. A 15. E 16. A 17. C 18. C 19. A 20. D 21. C 22. A 23. (3 points each) Provide names for the following compounds: a) K 2 SO 4 potassium sulfate b) Fe(ClO 3 ) 2 iron(II) chlorate 24. (3 points each) Provide chemical formulas for the following compounds a) calcium peroxide CaO 2 b) manganese(II) chromate MnCrO 4 25. (12 points) Set up the following problem showing the conversion factor(s) you would use. Do NOT calculate a final answer. You will be graded on your setup. How many moles of O are contained in a sample of P 2 O 5 (M m = 141.9 g/mol) that also contains 85.0 grams of P? = P g 30.97 x 2 O mol 5 x P g 85.0
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1. Which of the following samples contains the greatest mass? A) 1.5 mol of H 2 S B) 3 x 10 23 Cl 2 molecules C) 2 mol of HF D) 1 mol of SiH 4 E) 9 x 10 23 CH 4 molecules 2. Which of the following samples contains the least number of atoms? A) 3 mol of H 2 O B) 4 mol of HCl C) 2 mol of H 2 S D) 3 mol of NH 3 E) 2 mol of N 2 O 3 3. The reaction energy diagram for a nitrogen-nitrogen double bond in shown at the right, with a minimum at point A. At which point would be the minimum for a nitrogen-nitrogen single bond? A) A
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This note was uploaded on 11/08/2011 for the course CH 101 taught by Professor Bigham during the Spring '08 term at N.C. State.

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chem review - 1. A 2. C 3. E 4. C 5. B 6. C 7. B 8. D 9. C...

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