This topic contains a solution. Click here to go to the answer

Author Question: Which of the following compounds would be likely to evaporate readily? Explain your answer. (a) ... (Read 20 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552

Which of the following compounds would be likely to evaporate readily? Explain your
  answer.
  (a) CH3(CH2)14CH3
  hexadecane


 

Question 2

In the preceding problem, which compounds could be vacuum sublimated?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Dominic

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

Only (b) and (c). Fenchone will evaporate readily because it is spherically shaped. Pentacene
will evaporate becaue it is cylindricaly shaped. Hexadecane has a zig-zag shape and strong
van der Waal attractions



Answer to Question 2

Only compund C. The others would have such significant vapor pressure in a vacuum that
they would be lost into the vacuum system.





Dominic

  • Sr. Member
  • ****
  • Posts: 328

 

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

For a complete list of videos, visit our video library