1. Are you in chemistry now?
Yes No
IDK

2. Physics Chemistry Biology Geology
The study of the composition and structure of matter is the domain of which field of science?
Physics
Chemistry
Biology
Geology

3. Chemistry is chiefly concerned with the study of which of the following types of changes in substances?
Changes in composition
Changes in shape
Changes in volume
Changes in amount

4. A biochemist might:
Determine the amount of energy released when a fossil fuel burns
Design a method to speed up the production of a metal from its ore
Identify the genes that control the production of insulin
Determine how much table salt will dissolve in a liter of water

5. The study of substances that do not contain carbon.
Inorganic chemistry
Organic chemistry
Biochemistry
Physical chemistry

6. Which of the following best describes an example of pure chemistry
Developing a cure for cancer
Creating a new shampoo for Suave
Studying chemicals that contain nitrogen

7. An analytical chemist would be interested in:
Determining the energy transfer when water boils
Manufacturing nylon, which contains carbon
Finding out how much nitrogen is in a sample of air
Studying the process of photosynthesis in plants

8. Matter _____ . Is anything that has mass Is a solid, liquid, or gas
Takes up space
All of the above

9. All of the following are physical properties of matter EXCEPT _____.
Mass
Melting point
Color
Explosiveness

10. Which of the following CANNOT be classified as a substance?
Aluminum
Steel
Salt
Sugar

11. Physical properties of a substance include _____.
Color and odor
Melting points and boiling points
Density and hardness
All of the above

12. All of the following changes to a metal are physical changes EXCEPT _____.
Bending
Rusting
Melting
Cutting

13. Which of the following is a homogeneous mixture?
Alcohol and water
Dirt and water
Oil and water

14. Matter that is uniform throughout and can be separated into two or more pure substances only by a chemical change is a(n) _____.
Element
Mixture
Compound
Solution

15. Which of the following is NOT an example of matter?
Water vapor
Smoke
Rocks
Energy

16. A ______________ is a kind of matter that has a uniform and definite composition
Heterogeneous mixture
Solution
Substance
Homogeneous mixture

17. Process in which a liquid is boiled to produce a vapor and then is condensed again into a liquid to separate components.
Chromatography
Filtration
Chemical change
Distillation

18. Best method used to separate an insoluble solid and a liquid.
Distillation
Evaporation
Filtration
Chromatography

19. Properties that depend on the amount of matter
Extensive
Intensive

20. Malleability is the ability to
Be hammered into thin sheets
Be drawn into fine wire
Conduct an electric current
Flow

21. Which of the following is an example of an extensive physical property?
Ductility
Mass
Melting point
Conductivity

22. Which phrase best describes a pumpkin?
Homogeneous mixture
Homogeneous compound
Heterogeneous mixture
Heterogeneous compound

23. Things to know…
Calculate Rf values and compare to Food and Drug Values
Understand how chromatography works along with other separation techniques
Know all vocab words
Apply the scientific method, identify variables in an experiment, graph data
Signs of a chemical change/reaction
Branches and areas of chemistry
Pure vs. Applied

24. Reminder…
Chromatography lab is due Wednesday, October 19