1. Jeopardy Game Anees Hakim Chris Hernandez

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3. 12.1 How are mole ratios used in chemical calculations?

4. 12.1a In chemical calculations, mole ratios are used to convert between moles of reactant and moles of product, between moles of reactants, or between moles of products.

5. 12.2 Balance this equation: C 2 H 5 OH(l) + O 2 (g) → CO 2 (g) + H 2 O(g

6. 12.2a C 2 H 5 OH(l) + 3O 2 (g) → 2CO 2 (g) + 3H 2 O(g)

7. 12.3 How many moles of chlorine gas will be required to react with sufficient iron to produce 14 moles of iron(III) chloride? 2Fe(s) +3Cl2(g)  2FeCl3(g)

8. 12.3a 21 moles

9. 12.4 What is the percent yield if 4.65 g of copper is produced when 1.87 g of aluminum reacts with an excess of copper(II) sulfate 2Al(s) + 3CuSO 4 (aq) → Al 2 (SO 4 ) 3 (aq) + 3Cu(s)

10. 12.4a 70.43%

11. 12.5 The combustion of acetylene gas is represented by this equation: 2C 2 H 2 (g) + 5O 2 (g) → 4CO 2 (g) + 2H 2 O(g) How many grams of H 2 O are produced when 52.0 g C 2 H 2 burns in oxygen?

12. 12.5a 1 mole H 2

13. 13.1 How are the particles arranged in solid

14. 13.1a Organized in a tight compact manner

15. 13.2 How are the particles arranged in a Gas

16. 13.2a unorganized constantly in random movement

17. 13.3 How many mmHg is equal to 1 atm

18. 13.3a 1 atm = 760 mm Hg

19. 13.4 What form of matter changes state during sublimation?

20. 13.4a Solid changes to Gas during sublimation

21. 13.5 How much is 760 kpa when converted into mmHg

22. 13.5a 760 kPa = 5701.88 mmHg

23. 14.1 What is the formula for Boyle’s law?

24. 14.1a P 1  V 1 = P 2  V 2

25. 14.2 What law uses only pressure and temperature within its formula

26. 14.2a Gay Lussac’s law

27. 14.3 What is the name of this gas law PV=nRT

28. 14.3a Ideal Gas Law

29. 14.4 A given mass of air has a volume of 6.00 L at 101 kPa. What volume will it occupy at 25.0 kPa if the temperature does not change?

30. 14.4a 24.24L

31. 14.5 If a balloon holds 2 liters of a gas and is placed in a freezer and the temperature decreases from 298 to 257 Kelvin what is the final volume of the balloon?

32. 14.5a 1.72 liters

33. 17.1 What happens in an exothermic reaction

34. 17.1a Heat is lost

35. 17.2 In what type of reaction is heat gained?

36. 17.2a endothermic

37. 17.3 What units are used to measure heat flow?

38. 17.3a Calories and Joules

39. 17.4 What is Enthalpy?

40. 17.4a the heat content of a system at constant pressure

41. 17.5 Using calories, calculate how much heat 32.0 g of water absorbs when it is heated from 25.0°C to 80.0°C, how many kilojoules does this make?

42. 17.5a 280.06 kJ.

43. 25.1 What is a Half-Life

44. 25.1a The amount of time it takes for a material to decay until the point where only one half of the original amount is remaining

45. 25.2 What is fusion

46. 25.2a combining nuclei to producing a single nucleus that has a greater mass than either of the original nuclei

47. 25.3 What is fission, what happens after fission

48. 25.3a Splitting a nucleus into smaller parts, this is followed by a large amount of energy being released.

49. 25.4 Match the decay with the material it cannot pass through. Alpha radiation Beta radiation Gamma radiation Paper Wood Lead

50. 25.4a 1.) Alpha radiation 2.) Beta radiation 3.) Gamma radiation A.)Paper B.)Wood C.)Lead

51. 25.5. A sample of thorium-234 has a half-life of 24.1 days. How many half-lives have passed after 50 days. What fraction of the thorium will remain after 50 days.

52. 25.5a 2 half lives