1. Final Exam Review Define by raising your hand the following things

2. Qualitative Vs. Quantitative

3. What measurement would we take if the gradulated cylinder was this:

4. What do we mesasure with a graduated cylinder?

5. Accuracy vs. Precision

6. What is the formula for Percent Error?

7. What are the rules for multiplying scientific notation?

8. What are the rules for dividing scientific notation?

9. Is this correct? Why or why not? 60.2 x 10 3

10. What is this number in scientific notation? 0.000934

11. What is this number in scientific notation? 37430000

12. Which is an element, compound, mixture?

13. What two categories are pure substances? Element, Compound, Mixtures?

14. What does the kinetic theory of matter say? Hint: Gases

15. What happens to gases when they are in a confined contanier?

16. What is 40ml in L?

17. What are different properties used for? Hint: melting point, boiling point, density…

18. Name some physical properties and changes

19. Name some chemical properties and changes

20. What gas law does this formula relate to? P 1 V 1 =P 2 V 2

21. Which phase changes are exothermic?

22. Which phase changes are endothermic?

23. Which phase of matter has a definite shape?

24. Where are protons, neutrons, and electrons located?

25. What does the mass number incorporate?

26. If two isotopes have masses 23 amu and 26 amu and the average atomic mass is 24amu. Which isoptope is more abudant?

27. What does the Bohr model represent?

28. Why does atomic radius increase down a group?

29. Which is larger? Na or Na 1+

30. Which is larger N or N 3-

31. What is the net charge on a particle if it has 79 protons, 80 neutrons, and 83 electrons?

32. What is the number of orbitals in a d sublevel?

33. What does each group have in common?

34. What kind of elements are bonded in covalent bonds?

35. What kind of elements are bonded in ionic bonds?

36. Which atomic model looks like a planet going around the sun?

37. Which experiment lead to the discovery of the proton?

38. Which experiment lead to the discovery of a nucleus?

39. Define half life

40. What do electrons do in covalent bonding?

41. What do electrons do in ionic bonding?

42. Explain a polar bond

43. What is an empirical formula? How do you calculate that?

44. If lead has a charge of 4+ and oxygen has a charge of 2-, what is the formula for lead (IV) oxide?

45. What is percent composition? How do you calculate that?

46. What is the only thing that is NOT conserved in a chemical equation?

47. What is the formula for percent yield?

48. What is a perfect mixing ratio?

49. What is molarity?

50. Describe a single, double, and triple bond using the word electrons.