23. The boiling point of Br2 is higher than Cl2 due to a. dipole-dipole forces d. covalent bonds b. London forces c. hydrogen bonding e. magic 24. Which of the following has the highest boiling point? c. Ar а. Хе b. Kr d. Ne е. Не

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Chapter16: The Structure Of Crystals-an Experiment Using Models
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Please help me with questions 23 & 24. Thank you in advance

19. How many lattice points does it require to fully define a face centered cubic unit cell?
е. 14
а. 2
b. 4
с. 8
d. 9
20. In the accompanying phase diagram, a liquid can be present at combinations of temperature
and pressure corresponding to points
•F
а. А, В, С, and G
b. A, C, G, and D
c. G, C, D, and E
d. A and D only
е. А, С, D, andF
B
•E
T
21. When a liquid undergoes a phase change to a gas, the process is called
b. deposition
d. sublimation
a. condensation
c. fusion
e. vaporization
22. Which of the following is most volatile?
b. CC13H
a. CBr,H2
c. CBr4
d. CCI4
e. CF4
е.
23. The boiling point of Br2 is higher than Cl2 due to
a. dipole-dipole forces
d. covalent bonds
b. London forces
c. hydrogen bonding
e. magic
24. Which of the following has the highest boiling point?
а. Хе
b. Kr
с. Ar
d. Ne
е. Не
25. For which of the following substances would hydrogen bonding be most important?
а. H>Se
b. H2S
с. Н.Те
d. H20
е. НBr
26. The boiling point of H,O is higher than H2S due to
a. ion-dipole forces
d. covalent bonds
c. London forces
b. hydrogen bonding
e. magic
27. The meniscus of water curves upward in a glass tube forming a “U" shape. This means
a. water has a low surface tension
b. water tends to cover the greatest possible area of the glass
c. the cohesive forces between water molecules are stronger than the adhesive forces
between water and glass
d. the adhesive forces between water molecules and glass are stronger than the cohesive
forces between water molecules
e. water has a large capillary action
28. In which of the following would the boiling point of water be lowest?
a. in New York City, where the pressure is about 760 Torr
b. in a pressure cooker, where the pressure is 1400 Torr
c. in the “mile high" city of Denver
d. in New Mexico, where the pressure is about 710 Torr
e. at the peak of Mt. Everest
Transcribed Image Text:19. How many lattice points does it require to fully define a face centered cubic unit cell? е. 14 а. 2 b. 4 с. 8 d. 9 20. In the accompanying phase diagram, a liquid can be present at combinations of temperature and pressure corresponding to points •F а. А, В, С, and G b. A, C, G, and D c. G, C, D, and E d. A and D only е. А, С, D, andF B •E T 21. When a liquid undergoes a phase change to a gas, the process is called b. deposition d. sublimation a. condensation c. fusion e. vaporization 22. Which of the following is most volatile? b. CC13H a. CBr,H2 c. CBr4 d. CCI4 e. CF4 е. 23. The boiling point of Br2 is higher than Cl2 due to a. dipole-dipole forces d. covalent bonds b. London forces c. hydrogen bonding e. magic 24. Which of the following has the highest boiling point? а. Хе b. Kr с. Ar d. Ne е. Не 25. For which of the following substances would hydrogen bonding be most important? а. H>Se b. H2S с. Н.Те d. H20 е. НBr 26. The boiling point of H,O is higher than H2S due to a. ion-dipole forces d. covalent bonds c. London forces b. hydrogen bonding e. magic 27. The meniscus of water curves upward in a glass tube forming a “U" shape. This means a. water has a low surface tension b. water tends to cover the greatest possible area of the glass c. the cohesive forces between water molecules are stronger than the adhesive forces between water and glass d. the adhesive forces between water molecules and glass are stronger than the cohesive forces between water molecules e. water has a large capillary action 28. In which of the following would the boiling point of water be lowest? a. in New York City, where the pressure is about 760 Torr b. in a pressure cooker, where the pressure is 1400 Torr c. in the “mile high" city of Denver d. in New Mexico, where the pressure is about 710 Torr e. at the peak of Mt. Everest
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