Transcription of Physical Science Final Exam Study Guide
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Physical Science Final Exam Study Guide
1 Physical Science Final Exam Study Guide I. Chemistry 1. What is the difference between a homogeneous mixture and a heterogeneous mixture? 2. List 2 examples of a homogeneous mixture and 2 examples of heterogenous mixtures. 3. List 2 examples of a pure substance and 2 examples of a mixture. 4. Where are metals, nonmetals, and metalloids located on the periodic table? Be specific! 5. List 2 formulas for an element and 2 formulas for a compound. 6. Compare these phases: Particle attraction? (how tightly are their molecules packed?) Particle motion? (How do they move/how much do they move within the substance?) Explain the gain or loss of heat when going to next So, what does this gain or loss of heat do to the attraction of the particles? Solid Liquid Gas 7. Phase changes: Please complete this table: Phase change?
19. Explain how the different mass numbers of isotopes contributes to the average atomic mass for a given element. 20. Show 3 ways to write the symbol for a carbon isotope that has a mass number of 12. 21. Draw Bohr models of Sodium and Hydrogen. 22. Draw dot diagrams for chlorine, helium, and argon. 23.
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