1. Chemistry

2. Seating Chart

3. Syllabus

4. Isolate Terms
AB = CDE
X Y

5. Scientific Method

6. A systematic method for performing research

7. Scientific Method
Observing
Hypothesizing
Experimenting
Analyzing

8. Hypothesis

9. An educated guess

10. Variables

11. Anything that can be changed in an experiment

12. Independent Variable

13. The variable that is changed by the person doing the experiment

14. Dependent Variable

15. A variable that changes due the effects of the independent variable being changed

16. Scientific Law

17. Any fact that has been proven beyond any doubt

18. Scientific Theory

19. An idea that is supported by much scientific data and is accepted by the scientific community as correct, but cannot be proven

20. Problem Solving

21. What do you have?
Identify what’s given
List the variables

22. What do you want?
Identify what’s being asked for

23. How do you get it?
Identify a formula or an algorithm that can be used to solve the problem

24. Chemistry
The study of matter

25. Matter
Anything that:
takes up space
has mass
has inertia

26. The measure of matter in an object
Mass
The measure of matter in an object

27. Types of Matter Pure: one kind of substance
Mixture: 2 or more substances

28. A specific type of matter
Substance
A specific type of matter

29. Pure Substances
Elements
Compounds

30. Any pure substance that contains only one kind of atom
Element
Any pure substance that contains only one kind of atom

31. A pure substance made up of 2 or more elements chemically combined
Compound
A pure substance made up of 2 or more elements chemically combined

32. A Physical blend of substances
Mixture
A Physical blend of substances

33. Each part retains its properties
Mixture
Each part retains its properties

34. Mixtures
Heterogeneous
Homogenous

35. Heterogeneous Mixture
Made up of multiple phases
Non-uniform

36. Any physically separate part of a substance
Phase
Any physically separate part of a substance

37. Where two phases come together
Interface
Where two phases come together

38. Homogeneous Mixture
Made up of only one phase
Uniform throughout

39. Solution
Homogeneous mixture

40. Solute Any of the lesser portions of a solution
What has been dissolved

41. Solvent
The larger portion of a solution
What is doing the dissolving

42. Separating Mixtures Filtration Distillation Precipitation
Chromatography

43. Filtration
Separation by size
Passing through pores

44. Distillation
Separation by differences in B.P.
Boil & collect

45. Precipitation Separation by differences in solubility
Allow solutions to ppt

46. Chromatography Separation through charge or polarity differences
Separating ink on paper

47. List and describe all types of pure substances

48. List and describe all types of mixtures

49. Classify each of the following as: Pure: element or compound Mixture: hetero. or homo
Air, water, mud, the sea, aluminum, orange juice, brass, gold

50. Matter
Work problems on page 23