Solutions and Acids and Bases

Solutions and Acids and Bases - Unit 11: Solutions and Unit...

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Unit 11: Solutions and Unit 13: Acids and Bases – 50 point quiz (MC = 2 points each, SA = 10 points) 1. Which compound releases hydroxide ions? a. CH 3 COOH b. CH 3 OH c. HCl d. KOH 2. What are the products KOH + HCl? a. H 2 and KClO b. H 2 O and KCl c. KH and HClO d. KOH and HCl 3. Which indicator, when added to a solution, changes color from yellow to blue as the pH of the solution is changed from 5.5 to 8.0? a. Bromocresol green b. Bromothymol blue c. Litmus d. Methyl orange 4. Which volume of 0.10 M NaOH(aq) exactly neutralizes 15.0 mL of 0.20 M HNO 3 (aq)? a. 1.5 mL b. 7.5 mL c. 3.0 mL d. 30. mL 5. Based on the results of a titration experiment, shown below, and the reaction H 2 SO 4 + 2KOH K 2 SO 4 + 2H 2 O, what is the concentration of the H 2 SO 4 ? a. 0.12 M b. 0.16 M c. 0.24 M d. 0.96 M 6. Which two formulas represent Arrhenius acids? a. CH 3 COOH and CH 3 CH 2 OH b. HC 2 H 3 O 2 and H 3 PO 4 c. KHCO 3 and KHSO 4 d. NaSCN and Na 2 S 2 O 3 7. As the pH of a solution is changed from 3 to 6, the concentration of hydronium ions a. Increases by a factor of 3 b. Increases by a factor of 1000 c. Decreases by a factor of 3 d. Decreases by a factor of 1000 8. Which equation represents a neutralization reaction? a. 4Fe(s) + 3O 2 (g) → 2Fe 2 O 3 (s) b. 2H 2 (g) + O 2 (g) → 2H 2 O(l) c. HNO 3 (aq) + KOH(aq) → KNO 3 (aq) + H 2 O(l) d. AgNO 3 (aq) + KCl(aq) → KNO 3 (aq) + AgCl(s) 9. What volume of 0.500 M HNO 3 (aq) must completely react to neutralize 100.0 mL of 0.100 M KOH(aq)?
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This note was uploaded on 01/01/2012 for the course CHEM 101 taught by Professor Donahue during the Spring '11 term at Long Island U..

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Solutions and Acids and Bases - Unit 11: Solutions and Unit...

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