Rank the following in terms of decreasing miscibility in C8H18 (octane), a major component of gasoline: C2H5Cl (chloroethane), H2O (water), C2H5F (fluoroethane), and C9H20 (nonane).
a) C2H5Cl > C2H5F > H2O > C9H20
b) H2O > C2H5F > C2H5Cl > C9H20
c) H2O > C9H20 > C2H5Cl > C2H5F
d) C9H20 > C2H5Cl > C2H5F > H2O
Answer: d) C9H20 > C2H5Cl > C2H5F > H2O