Why are the melting points of cis-unsaturated fatty acids lower than those of trans-unsaturated fatty acids?
A) The cis-unsaturated fatty acid chains are shorter.
B) The trans-unsaturated fatty acid chains pack together in close parallel alignment.
C) The cis-unsaturated fatty acid chains have stronger London dispersion forces.
D) All three factors (a)-(c) are important.
B
You might also like to view...
Why is most of the world's water not available for human use?
What will be an ideal response?
Seasonal flooding of the Amazon can create wetland forests known as
A. the varzea. B. the tropical forest. C. the chaparral. D. the terra firma.
Which of the following has the highest boiling point?
A) 2-butanone B) 2-heptanone C) 2-hexanone D) 2-pentanone
What causes the volcanic activity on Io?
A. Mantle plumes B. Nuclear fusion C. The gravitational pull of Jupiter D. Its proximity to the Sun E. Subduction