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Moles

Moles. Created by: Alexis Telepo 3 rd period Mrs. Grose. 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. Incorrect. Correct. 2. What is the formula weight of (NH 4 ) 2 SO 4 ?. A. 132.2 amu. B. 132.17 g/mol. C.

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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

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