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Jeopardy

Jeopardy. Stoked about Stoich. Mole calculations. Mixed Stoichiometry. Solutions. Acids/Bases. Q $100. Q $100. Q $100. Q $100. Q $100. Q $200. Q $200. Q $200. Q $200. Q $200. Q $300. Q $300. Q $300. Q $300. Q $300. Q $400. Q $400. Q $400. Q $400. Q $400. Q $500.

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Jeopardy

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  1. Jeopardy Stoked about Stoich Mole calculations Mixed Stoichiometry Solutions Acids/Bases Q $100 Q $100 Q $100 Q $100 Q $100 Q $200 Q $200 Q $200 Q $200 Q $200 Q $300 Q $300 Q $300 Q $300 Q $300 Q $400 Q $400 Q $400 Q $400 Q $400 Q $500 Q $500 Q $500 Q $500 Q $500 Final Jeopardy

  2. $100 Question What is Avogadro's #

  3. $100 Answer 6.02 x 10 23

  4. $200 Question Calculate the molar mass of: Fe2O3 Round to 2 decimal places

  5. $200 Answer 159.7 g/mole

  6. $300 Question Calculate mass of 2.5 moles of Fe(NO3)2

  7. $300 Answer 179.87 g/mole

  8. $400 Question Calculate the percent of water in: CoCl2 6 H2O Round to 2 decimal places

  9. $400 Answer 237.93 g/mole = Molar mass Water =45.45%

  10. $500 Question How many molecules are in 2 grams of ammonia?

  11. $500 Answer 7.22 x 10 22 Or 7.07 x 10 22

  12. $100 Question Balance and write 3 mole ratios __ H2O  __ H2 + __ O2

  13. $100 Answer 2 H2O  2 H2 + 1 O2

  14. The ratio of Fe to Fe2O3 in the reaction below is __Fe2O3 + __ Al  __ Fe +__ Al2O3 $200 Question

  15. $200 Answer 2 Fe / 1 Fe2O3

  16. $300 Question Which of the following is true about this reaction: __ H2 + __ AlCl3 __ Al + __ HCl • 2 molecules of Hydrogen react • 6 moles of Hydrochloric acid can be produced • 2 liters of aluminum chloride react

  17. $300 Answer 3 H2 + 2 AlCl3 2 Al + 6 HCl B) 6 moles of Hydrochloric acid can be produces

  18. $400 Question __ ZnS + __ O2 __ ZnO + __ SO2 • Balance the equation • How many moles of Zinc Oxide can be produced from 7.25 moles of Oxygen?

  19. $400 Answer 2 ZnS + 3 O2 2 ZnO + 2 SO2 5 moles of ZnO

  20. $500 Question __ C6H6 + __ O2 __ CO2 + ___ H2O • Balance the equations • If I have 2.1 Liters of oxygen, how many Liters of Carbon dioxide can be made?

  21. $500 Answer 2 C6H6 + 15 O2 12 CO2 + 6 H2O 1.57 Liters - 1.68 Liters

  22. $100 Question List 2 stoichiometric calculations where you DO NOT need the molar mass

  23. $100 Answer Mole-Particle, Particle-Mole Volume-Particle, Particle-volume

  24. $200 Question 4 Fe + 3 O2 2 Fe2O3 How many liters of Oxygen are needed to produce 2 moles of Iron (III) Oxide? :

  25. $200 Answer 67.2 Liters

  26. $300 Question When an equation is used to calculate the amount of product that will form during a reaction, then the value obtained is called the _______.

  27. $300 Answer Theoretical yeild

  28. $400 Question A student reacts Fluorine with calcium chloride to produce 18.72 grams of calcium fluoride: CaCl2 + F2 CaF2 + Cl2 If stoichiometric calculations prove 20 g should have been produced, What is the students percent yield?

  29. $400 Answer 93.6 %

  30. $500 Question __C2H4 + __O2 __CO2 + __H2O • Balance the equation • How many grams of C2H4 are needed to produce 250 g of water?

  31. $500 Answer 194.6 g

  32. $100 Question What is the equation for Concentration?

  33. $100 Answer M = mole / Liters

  34. $200 Question Calculate the molarity of a solution with 7 moles of solvent in 569 mL of solution

  35. $200 Answer 12.3 M

  36. $300 Question List the 3 factors that usually make a substance dissolve faster in a solvent

  37. $300 Answer Agitation (stirring) Particle size Temperature

  38. $400 Question What is the molarity of a solution containing 75 g of NaCl in 100 mL of water?

  39. $400 Answer 12.8 M

  40. $500 Question 3 L of 6 M HCl is diluted until the concentration is 0.1 M. What if the new volume of the dilute solution?

  41. $500 Answer 180 L

  42. $100 Question Acid or base: LiOH

  43. $100 Answer Base

  44. $200 Question What is the [H+] of a neutral solution?

  45. $200 Answer 1 x 10 -7

  46. $300 Question Predict the products of the following neutralization reaction: H2SO4 + KOH 

  47. $300 Answer H2SO4 + KOH  K2SO4 + H2O (not balaced)

  48. $400 Question Calculate the pH of a substance when [H+] = 3.2 x 10 -9

  49. $400 Answer 8.5

  50. $500 Question A solution has a [H+] of 2.5 x10 -5. What is the pOH?

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