1. Draw a graph showing what happens to water when we take ice in a beaker and heat it up until it boils.
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1 i Name: Date: Block: This is a basic guide and does not include everything that we covered; do not use this as your only study tool. Use your notebook, worksheets, tests, notes, and other materials to help you review for the exam. 1. Draw a graph showing what happens to water when we take ice in a beaker and heat it up until it boils. 2. When we turned the penny into silver and gold, did we really? How did you know this? 3. Who created the model of the atom that we still use to visualize an atom? 4. What is the periodic law and how does it help us identify elements? 5. What is a physical change?. What is a chemical change? 6. What are some signs that a chemical change has taken place? 7. How many Carbon atoms are in C 8 H 10 O 4? 8. How many molecules are there in 6H 2 0?. 9. How many carbon atoms are there in 4C 6 H ? 10. What is the density of a 60 g sample that occupies a volume of 10 L? 11. What is the law of conservation of mass? 12. What are the three types of subatomic particles? Where are they located? What are their charges? 13. What are the three main points of the Kinetic theory of matter? 14. What is a compound? 15. What is an element? 16. What is the smallest part of an element? 17. Explain what is happening to the particles in a solid, liquid, and gas. (Explain shape and volume of each)
2 18. What determines what type of atom something is? 19. How do you determine the number of neutrons in an atom? 20. Determine the number of neutrons, protons, and electrons in: a. Fe = b. O = c. Ca= d. Li = 21. Draw the electron configuration for Ne. a. What group does Ne belong to? b. Using your electron configuration is Ne stable? Why or Why not? 22. Draw the electron configuration for Na a. What family does Na belong to? b. Using your electron configuration is Na stable? Why or why not? 23. For the bond between K and I: a. Is it ionic or covalent? b. What is going to happen to the valence electrons between the two atoms? c. Why are the atoms attracted? d. Draw the electron dot diagram showing what happens to the electrons. e. How is potassium now stable? f. How has iodine achieved a stable electron configuration? 24. For the bond. CH 4 a. Is it ionic or covalent? b. What is going to happen to the valence electrons between the two atoms? c. Draw the electron dot diagram showing what happens to the electrons:
3 d. What type of bonds is happening? e. How has Carbon achieved a complete outer shell? f. How is Hydrogen now stable? 25. Why don t Ne and He react? 26. Why do elements in the same group have similar characteristics? 27. What is an isotope? 28. What is an ion? 29. How does an atom become an ion? (There are 2 ways) 30. Why do atoms bond? What is their goal? 31. Where are the metals located on the periodic table? a. What are some of their properties? 32. Where are the nonmetals located on the periodic table? 33. Where are the transition metals located on the periodic table? a. What are some examples of transition metals? 34. Where are the semiconductors located on the periodic table? 35. What is an ionic bond (what happens to the valence electrons)? What causes the atoms to be attracted to each other? a. What types of atoms do ionic bonds occur between? 36. What is a covalent bond (what happens to the valence electrons)? a. What types of atoms do covalent bonds occur between? 37. What does temperature measure? 38. Write the chemical formulas for the following a. Potassium Sulfide:. b. Chromium Oxide: c., Dinitrogen pentaoxide:
4 d; Sodium sulfate: 39: Write the names for the following formulas a. NaCl: b. CuC1 2 : c. NO 2 : d. Ca 3 (PO4) 2 : 40. Balance the following chemical equations and state which type of reaction they are: a. Magnesium and oxygen react together to form magnesium oxide b. aluminum bromide and chlorine gas react to form aluminum chloride and bromine gas c. tricarbon octahydride and oxygen react to form carbon dioxide and water 41. Where are the products and reactants located in a chemical equation? 42. What is the difference between an exothermic reaction and an endothermic reaction? 43. How do we treat polyatomic ions in a chemical equation? 44. What is half life and how is it used to date thing? 45. What is fission? 46. What is fusion? 47. Which process occurs in our sun fission or fusion? What elements are being used and produced in this process? 48. If something has a half-life of 5 years how many years did it take for: a. 1/2 of the parent to be left? b. 1/4 of the parent to be left? c. 1/8 of the parent to be left? d. 1/16 of the parent to be left? 49. If you are given two position vs. time graphs, how can you determine which one is going a. faster b. slower c. not moving d. in a positive direction e. negative direction 50. If you are given two velocity vs time graphs, how can you determine which one f. faster
5 g. slower h. not moving i. in a positive direction j. negative direction 51. What does the slope of a position vs. time graph give you? 52. What does the slope of a velocity vs. time graph give you? 53. Using the position/time graph below, describe the behavior of the two objects (A and B). 54. What are the formulas for a. velocity b. acceleration 55. A boat moves at a speed of 15 km/h in still water. The river it is traveling in flows at a rate of 3 km/h downstream. What is the velocity of the boat if it travels downstream? What is the velocity of the boat if it travels upstream? 56. Draw a vector diagram showing an object moving to the right and accelerating, then slowing down, and finally going at a steady speed in the opposite direction. 57. On a velocity-time graph, a line with a negative slope indicates that the object is 70. What is the difference between distance and displacement? 71. What is your speed if you finish a 100 m race in 200 s? 72. What is your velocity if you run 300 m north in 3 s? 73. What is the difference between speed and velocity? 74. Equation for acceleration: 75. A car can accelerate at 2m/s 2. How long will it take to speed up from 1m/s to 11m/s?
6 76. Find the average acceleration of a train starting from rest and traveling east to 12 m/s in 3 s. 77. The solid-fuel rocket boosters used to launch the space shuttle are able to lift the shuttle 45 km above Earth's surface. During that time, the shuttle undergoes a nearly constant total acceleration of 6.25 m/s2, so that its speed increases from rest to about 750 m/s. How long does it take for the shuttle to reach this speed? 78. State Newton s 3 laws of Motion. a. 1st Law b. 2nd Law c. 3rd Law Two objects are dropped at the same time. If object A is three times more massive, which object will hit the ground first and why? (exclude air resistance) 80. Determine the amount of potential energy of a 5.0-N book that is moved to three different shelves on a bookcase. The height of each shelf is 1.0 m, 1.5 m, and 2.0 m. 90. A 1.0-kg ball is thrown into the air with an initial velocity of 30. m/s. a. How much kinetic energy does the ball have? b. How much potential energy does the ball have when it reaches the top of its ascent? c. How high into the air did the ball travel? 91. What has more energy, a 20 kg mass moving at 9 m/s, or a 4 kg mass 25 m above the floor? 92. Martha drops a 1 kg rock off the top of Black Oak Canyon which is 100m deep. What is the KE of the rock the instant before it hits bottom? 93. What is the equation to determine momentum? 94. A 2.0-kg ball has a momentum of 25 kg m/s. What is the ball's speed? 95. A 1.5-kg ball is thrown at 10 m/s. What is the ball's momentum?
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