Wednesday, Nov. 14 th : “A” Day Thursday, Nov. 15 th : “B” Day Agenda

3. Chapter 10 review problems/questions? Chapter 10 Jeopardy Review Game Homework: Vocabulary crossword puzzle Next Time: Chapter 10 Test/Concept Review/Crossword Puzzle Due Wednesday, Nov. 14th: “A” DayThursday, Nov. 15th: “B” DayAgenda

4. Good Luck to musicians this weekend at the IMEA music festival in DeKalb!

5. Chapter 10 Short Answer Test Questions • The “Critical Thinking” category in the Jeopardy game contains 5 of the 6 short answer test questions. • Here’s the 6th: • In the “Calorimetry and Hess’s Law lab, the sodium hydroxide (NaOH) was described as “hygroscopic”. Explain what this term means.

6. Causes of Change Ch #10

7. THE RULES: • You will be in 5 teams • The winning team will each receive $1 mole • No whining!

8. And now…here is the host of Jeopardy… Mrs. Elfline

9. Let’s Get Ready to play… Today’s Categories are:

10. Vocabulary

11. Fill in the Blank

12. Calculations

13. Critical Thinking

14. Double Meaning

15. Vocabulary Fill in the Blank Calculations Critical Thinking Double Meaning $100 $100 $100 $100 $100 FJ $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 DD $500 $500 $500 $500 $500

16. The total energy content of a system at constant pressure Answer…

17. Enthalpy 100

18. A measure of the average kinetic energy of the particles in a sample of matter Answer…

19. Temperature 200

20. The study of all energy changes Answer…

21. Thermodynamics 300

22. The disorder or randomness of a system Answer…

23. Entropy 400

24. The amount of energy as heat required to raise the temperature of 1 mole of a substance by 1K Answer…

25. Molar Heat Capacity 500

26. The energy transferred between two objects that are at different temperatures is called _______ Answer…

27. Heat 100

28. The unit for temperature used in thermodynamic equations is _____ Answer…

29. K(Kelvin) 200

30. _______ calorimetry uses an insulating vessel to measure changes in energy instead of a water bath. Answer…

31. Adiabatic 300

32. The standard enthalpy of formation of an element is ______. Answer…

33. Zero 400

34. The overall enthalpy change in a reaction is equal to the sum of the enthalpy changes of individual steps is a statement of _______________. Answer…

35. Hess’s Law 500

36. How do you convert °C to K? Answer…

37. Add 273 (or 273.15) 100

38. In the equation q = nCΔT, what do the variables stand for? Answer…

39. q = energy as heatn = number of molesC = molar heat capacityΔT = change in temperature 200

40. What is the molar heat capacity of 150 g of Fe that absorbed 160 J of energy as it was heated from 25°C to 75°C. Answer…

41. 1.2 J/mol∙K 300

42. What is the molar enthalpy change when a block of aluminum is cooled by 60 K? The molar heat capacity of aluminum is 24.2 J/K∙mol. Answer…

43. -1,452 J/mol 400

44. Use the data table in your book to the find ΔH for the following reaction: 4Al (s) + 6H2O (l) 2Al2O3(s) + 6H2(g) Answer…

45. -1,637 kJ 500

46. Explain the difference between heat and temperature. Answer…

47. Heat: the energy transferred between objects that are at different temperaturesTemperature: a measure of the average kinetic energy of the particles in a sample of matter ORa measure of how hot or cold something is 100

48. How is molar heat capacity related to specific heat? Answer…

49. Molar Heat Capacity: energy needed to raise the temperature of 1 mole of a substance by 1KSpecific Heat: energy needed to raise the temperature of 1 gram of a substance by 1KOR(molar mass) (specific heat) = molar heat capacity 200

50. How is a change in Gibbs energy related to changes in enthalpy and entropy? Answer…