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Question 1 1. To use Gay-Lussac's Law, which of the following needs to remain constant?
Question 2 2. Write the Ka formula for the reaction HCl + H2O --> H3O+ + Cl-
Question 3 3. Which of the following calculations is NOT needed to determine the empirical formula?
Question 4 4. What is the freezing point depression of a solution containing 20g of C6H12O6 in 250g of water?
Question 5 5. In chemistry, the Greek letter delta:
Question 6 6. What should the electron configuration for neon (Ne) end with? Is it going to be a stable atom or a reactive atom?
Question 7 7. How do you represent a triple bond in a structural formula?
Question 8 8. Which two elements would have the most similar atomic radii?
Question 9 9. What is the principal quantum number for the last electron that is added to potassium?
Question 10 10. As you move from top to bottom on the periodic table, what generally happens to the metallic character of elements?
Question 11 11. Which of the following will react violently with water to form a base?
Question 12 12. Pure substances are further divided into elements and compounds. Which one best describes the rust found on a vehicle over time?
Question 13 13. Which of these do you need to know to use the hybridization theory?
Question 14 14. Mark has unknowingly driven over a very large nail when exiting his work parking lot. He has a long commute home, and by the time he arrives he will have a flat tire. The air that is slowly escaping from the hole in his tire is an example of _____.
Question 15 15. Which of the following would be good at conducting electricity?
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