Which of the following statements are correct concerning the comparison of the physical properties of pentane and diethyl ether?
I) Pentane has a much higher boiling point than diethyl ether.
II) Diethyl ether is significantly more soluble in water than pentane.
III) Diethyl ether and pentane have similar solubilities in water.
a. only II
b. only III
c. I and II
d. II and III