Chem 103 experiment 8 Study guides, Class notes & Summaries

CHEM 102 Winter 12 Exam 2 (A) Questions and Answers Potentially useful information: First order half-life: t1/2 = ln2 / k [A]t = - kt + [A]o ln[A]t = - kt + ln[A]o 1/[A]t = kt +1/[A]o 1. Please choose the letter “a” as your answer for this question. 2. Which choice is an example of an amorphous solid? a. NaCl b. graphite c. iron d. diamond e. glass 3. Which choice is an example of an ionic solid? a. NaCl b. diamond c. iron d. quartz e. glass 4. In body-centered cubi...

CHEM 102 Winter 12 Exam 2 (A) Questions and Answers Potentially useful information: First order half-life: t1/2 = ln2 / k [A]t = - kt + [A]o ln[A]t = - kt + ln[A]o 1/[A]t = kt +1/[A]o 1. Please choose the letter “a” as your answer for this question. 2. Which choice is an example of an amorphous solid? a. NaCl b. graphite c. iron d. diamond e. glass 3. Which choice is an example of an ionic solid? a. NaCl b. diamond c. iron d. quartz e. glass 4. In body-centered cubi...

CHEM 102 Winter 18 Final Exam (A) Questions and Answers Potentially useful data: x  1 atm = 760 torr = 760 mm Hg 2 a [A]t = – kt + [A]o ΔG° = ΔH° – T ΔS° ln[A]t = – kt + ln[A]o ΔG = ΔG° + RT ln Q 1/[A]t = kt +1/[A]o ΔG° = – RT ln K First order half-life: t1/2 = ln2 / k ΔG° = – nFE° pH  pKa  log base acid  E  E  R T ln Q n F R = 8.314 J mol-1 K-1 F = 96500 C/mol e- 1. Please choose the letter “A” as your a...

CHEM 102 Winter 07 Final Exam Questions and Answers Potentially useful information: x  pH  pKa 2 a  log base acid  ΔG° = ΔH° - T ΔS° ΔG = ΔG° + RT ln Q E  E  R T ln Q n F R = 8.314 J mol-1 K-1 F = 96480 C/mol e- 1. Volatility of a liquid increases as temperature increases because a. the molecules of the liquid decompose into lighter molecules. b. an equilibrium between liquid and vapor is established. c. the number of molecul...

CHEM 102 Winter 07 Final Exam Questions and Answers Potentially useful information: x  pH  pKa 2 a  log base acid  ΔG° = ΔH° - T ΔS° ΔG = ΔG° + RT ln Q E  E  R T ln Q n F R = 8.314 J mol-1 K-1 F = 96480 C/mol e- 1. Volatility of a liquid increases as temperature increases because a. the molecules of the liquid decompose into lighter molecules. b. an equilibrium between liquid and vapor is established. c. the number of molecul...

CHEM 102 Winter 07 Final Exam Questions and Answers Potentially useful information: x  pH  pKa 2 a  log base acid  ΔG° = ΔH° - T ΔS° ΔG = ΔG° + RT ln Q E  E  R T ln Q n F R = 8.314 J mol-1 K-1 F = 96480 C/mol e- 1. Volatility of a liquid increases as temperature increases because a. the molecules of the liquid decompose into lighter molecules. b. an equilibrium between liquid and vapor is established. c. the number of molecul...

CHEM 102 Winter 18 Final Exam (A) Questions and Answers Potentially useful data: x  1 atm = 760 torr = 760 mm Hg 2 a [A]t = – kt + [A]o ΔG° = ΔH° – T ΔS° ln[A]t = – kt + ln[A]o ΔG = ΔG° + RT ln Q 1/[A]t = kt +1/[A]o ΔG° = – RT ln K First order half-life: t1/2 = ln2 / k ΔG° = – nFE° pH  pKa  log base acid  E  E  R T ln Q n F R = 8.314 J mol-1 K-1 F = 96500 C/mol e- 1. Please choose the letter “A” as your a...

CHEM 103 Experiment 8_Molecular mass - study guide-2023-2024

1. How many electrons can an s subshell hold? 2 2. How many electrons can a p subshell hold? 6 3. How many electrons can a d subshell hold? 10 4. Which subshells are available in the first energy level? 5. Which subshells are available in the second en- ergy level? 6. Which subshells are available in the third energy level? s s and p s, p and d 7. What is Hund's rule? (Think bus seats!) Every orbital in a sub- shell must be singly filled with an electron before any one orbital can be d...

CHEM 103 LAB EXAM (PORTAGE LEARNING) WITH COMPLETE SOLUTIONS Question 1 10 / 10 pts Scientific Calculator Answer the following five questions: 1. What is the wide-mouthed glass container shown below? 2. Why is glass so often used as a material for lab containers? 3. What is the metal device used to hold hot containers? 4. What is the weighing dish used for solids? 5. What device is used to smother small fires? Your Answer: 1. Beaker 2. Glass will withstand almost anything, like acids...