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Moles

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  1. Moles Created by: Alexis Telepo 3rd period Mrs. Grose

  2. 1. Convert 200.0g 0f germanium to moles. A 2.753 mol Ge B 2.754 mol Ge C 2.755 mol Ge D 2.75 mol Ge

  3. Incorrect

  4. Correct

  5. 2. What is the formula weight of (NH4)2SO4? A 132.2 amu B 132.17 g/mol C 132.17 g D 132.17 amu

  6. Incorrect

  7. Correct

  8. 3. How many grams of hydroiodic acid are there in 0.434 moles? 55.5 g A B 55.6 g C 55.4 g D 127.91 g

  9. Incorrect

  10. Correct

  11. 4. How many total atoms are there in 1 formula unit of Sn(NO3)4? A 15 atoms B 14 atoms C 16 atoms D 17 atoms

  12. Incorrect

  13. Correct

  14. 5. Convert 67.083 moles of potassium premanganate to grams. A 10601 g B 10601.8 g C 10602 g D 10601.7 g

  15. Incorrect

  16. Correct

  17. 6. How many atoms are there in 2.41 moles of CCl4? A 7.26 x 10 atoms 24 B 7.25 x 10 atoms 24 C 7.25 x 10 atoms 25 D 7.25 x 10 atoms 23

  18. Incorrect

  19. Correct

  20. 7. Convert 25.0 moles of Lithium Sulfite to particles. A 1.51 x 10 formula units 25 B 1.51 x 10 formula units 24 C 1.51 x 10 formula units 26 D 1.51 x 10 formula units 23

  21. Incorrect

  22. Correct

  23. 8. What is the molecular weight of CH3(CH2)6CH2OCOCH3? A 172.3 amu B 172.30 g/mol C 172.30 amu D 172.3 g/mol

  24. Incorrect

  25. Correct

  26. 9. Convert 0.058 mol Silver (I) Chloride to grams. 8.4 g A B 8.2 g C 143.32 g 8.3 g D

  27. Incorrect

  28. Correct

  29. 10. Convert 9.00 x 10 atoms of Uranium to grams. 18 .00356 g A .0035 g B C .00355 g D .00357 g

  30. Incorrect

  31. Correct

  32. 11. Convert 100.00g of Strontium Chromate to particles. A 2.9565 x 10 molecules 23 B 2.9565 x 10 g 23 C 23 2.9565 x 10 g/mol 23 D 2.9565 x 10 f.u.

  33. Incorrect

  34. Correct

  35. 12. Convert 62.431g of Ammonium Acetate to moles A 0.80974g NH4C2H3O2 0.80974 mol NH4C2H3O2 B 0.80973 mol NH4C2H3O2 C 0.80975 mol NH4C2H3O2 D

  36. Incorrect

  37. Correct

  38. 13.Convert 1.0020 mol Boron Tribromide to grams. 251.01g A B 251.00g C 251.02g D 251.01

  39. Incorrect

  40. Correct

  41. 14. Convert 1.920 x 10 atoms of lead to grams. 21 A 0.660g B 0.661g 0.6608g C D 0.6607g

  42. Incorrect

  43. Correct

  44. 15. Convert 250.00g of beryllium arsenide to particles. A 8.5091 x 10 f.u. 23 23 B 8.5091 x 10 C 8.5091 x 10 g 23 D 8.5091 x 10 g/mol 23

  45. Incorrect

  46. Correct

  47. 16. Convert 0.3465 mol of mercury to grams. A 69.5 g B 69.51 g 69.50 g C D 69.49 g

  48. Incorrect

  49. Correct

  50. 17. Convert 3.010 x 10 f.u. of copper (II) sulfate decahydrate to moles. 23 A 0.500 mol CuSO4 10H2O B 0.50 mol CuSO4 10H2O C 0.5000 mol CuSO4 10H2O D 0.5 mol CuSO4 10H2O