Chapter 1 & 3 Review

1. Chapter 1 & 3 Review Chemistry 312

2. Which of the following measurements would be affected by altitude? Weight or Mass

3. Which of the following would not be considered matter: A. atoms B. heat C. alloys D. pudding

4. After extensive experimentation what end result of the scientific method offers an explanation of what occurs in nature. A Law or a Theory

5. Which of the following properties couldn’t you describe quantitatively: Temperature Time Pressure Color

6. What type of matter does jello represent: a. element b. compound c. heterogeneous mixture d. homogeneous mixture

7. What type of matter does Copper I chloride (CuCl) represent: a. element b. compound c. heterogeneous mixture d. homogeneous mixture

8. What type of matter does this granite represent: a. element b. compound c. heterogeneous mixture d. homogeneous mixture

9. Oskar went into the grocery store in June (2011) and saw a shelf piled high with boxes of candy canes that are on sale. Oskar thinks that this is strange and assumes that they are left over from last winter. He grabs one of the boxes and examines it for a sell by date. The date on the box is 11/2011. What is Oskar’s Hypothesis?

10. The observation of this property of matter is always accompanied by a change in the composition of matter? Physical or Chemical

11. What type of change is represented by the freezing of water to form ice? Physical or Chemical

12. What are the 3 states of matter?

13. Which of the following is not a physical property? Temperature Ability to dissolve Color Ability to rust

14. Which of the following types of matter can be separated by physical change? Elements Compounds Mixtures

15. A solution is another name for: element compound homogeneous mixture heterogeneous mixture

16. What type of matter is oxygen (O2)? element compound homogeneous mixture heterogeneous mixture

17. What separtation technique would be used to separate a heterogeneous mixture containing a solid and a liquid? distillation chromatography filtration crystallization

18. What separtation technique would be used to separate a homogeneous mixture containing a solid and a liquid? distillation chromatography filtration crystallization

19. What technique uses the physical property of boiling point to separate components of a mixture? distillation chromatography filtration crystallization

20. What type of reaction is associated with the absorption of energy? Exothermic or Endothermic

21. According to the Law of Conservation of Mass, what must the mass of CO2 be in the following equation? C6H12O6+ 6O2 6CO2 + 6H2O 54g + 98g = _____ + 53g

22. Which of the following is not an indication of a chemical change? formation of a gas change in color formation of a precipitate melting