Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter23: Polymeric Materials And Soft Condensed Matter
Section: Chapter Questions
Problem 12P
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Question
Which of the two has a lower vapor pressure CH3CH2CH2CH2CH2CH2CH2CH3 or (CH3CH2CH2)2 CO. Explain, why?
2. Despite the fact that steel is more dense than water, a steel razor blade can be made to float on water. Explain this scenario and What can you add to make the blade sink?
3. In contact with a narrow capillary tube made of polyethylene, water forms a concave- downward meniscus like that of mercury in a glass tube.
Choose which plays a bigger role, cohesive or adhesive forces and Explain.
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