Acids and Bases Acids Bases Theories p H
Acids and Bases!
Acids Bases Theories p. H Titrations 10 10 10 20 20 20 30 30 30 40 40 40 50 50 50
Topic 1 – 10 Points QUESTION: • Acids give food a _______ taste? ANSWER: • Sour
Topic 1 – 20 Points QUESTION: Acids react with metals to produce _______? • ANSWER: • Hydrogen gas
Topic 1 – 30 Points QUESTION: • Acids turn litmus paper what color? ANSWER: • Red
Topic 1 – 40 Points QUESTION: • What is the range of acidic p. H? ANSWER: • 0 -6
Topic 1 – 50 Points QUESTION: • Name these two acids: • HBr • H 2 SO 4 ANSWER: • Hydrobromic acid • Sulfuic acid
Topic 2 – 10 Points QUESTION: • Bases turn litmus paper what color? ANSWER: • Blue
Topic 2 – 20 Points QUESTION: • Bases often release what ion in solution? ANSWER: • Hydroxide (OH-)
Topic 2 – 30 Points QUESTION: • What is the basic p. H range? ANSWER: • 8 -14
Topic 2 – 40 Points QUESTION: • In general, bases will react with an acid to produce ____ and ____? Daily Double ANSWER: • Salt and water
Topic 2 – 50 Points QUESTION: • Name three common household bases? ANSWER: • Ammonia, bleach, dish soap, laundry detergent, baking soda, antacids
Topic 3 – 10 Points QUESTION: • Name three Acid/Base theories? ANSWER: • Arrhenius, Bronsted/Lowry, Lewis
Topic 3 – 20 Points QUESTION: • Which theory has the broadest definition? ANSWER: • Lewis
Topic 3 – 30 Points QUESTION: • How would you define a Bronsted/Lowry base? ANSWER: • Hydrogen acceptor
Topic 3 – 40 Points QUESTION: • How do you define a Lewis acid? ANSWER: • An electron pair acceptor
Topic 3 – 50 Points QUESTION: • Define amphoteric. ANSWER: • A compound that can be both a B/L acid and a B/L base.
Topic 4 – 10 Points QUESTION: • What is the p. H of pure water? ANSWER: • 7
Topic 4 – 20 Points QUESTION: • What is the p. H of a solution with a hydronium concentration of 1. 0 x 105 M? ANSWER: • p. H 5
Topic 4 – 30 Points QUESTION: • What is the p. H of a solution with a hydroxide concentration of 1. 0 x 10 -2 M? ANSWER: • p. H 12
Topic 4 – 40 Points QUESTION: • What is the p. OH of a solution with a hydroxide concentration of 0. 000001 M? ANSWER: • p. OH 6
Topic 4 – 50 Points QUESTION: • What is the equation for finding p. H? ANSWER: • p. H = -log(H+)
Topic 5 – 10 Points QUESTION: • Na. OH + HCl Na. Cl + H 2 O • This is an example of a ______ reaction. ANSWER: • Neutralization
Topic 5 – 20 Points QUESTION: • A _____ is a chemical that changes color to distinguish an acid from a base? ANSWER: • Indicator
Topic 5 – 30 Points QUESTION: • Why are titrations useful? ANSWER: • Help identify unknown concentration of acid or base
Topic 5 – 40 Points QUESTION: • Phenolphthalein turns _______ in acids and _______ in bases. ANSWER: • clear, pink
Topic 5 – 50 Points QUESTION: • If 32. 0 m. L of a solution of Na. OH required 16. 0 m. L of 0. 100 M HCl for neutralization to the end point, calculate the molarity of the Na. OH? ANSWER: • 0. 05 M
Final Jeopardy Question: You are given titration data: HCl Initial Reading 12. 62 m. L Final Reading 41. 43 m. L Molarity 0. 5 M Ca(OH)2 24. 75 m. L 48. 04 m. L ? M Answer: 0. 31 M
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