The formula for this compound is C15H32.
b) 4,6-dimethyl-4-nonen-2-one
The formula for this compound is C11H20O.
c) 4-methyl-2-pentenal
The formula for this compound is C7H12O.
d) 1,3-diphenyl-2-propenone
The formula for this compound is C15H12O.
e) 3-hydroxy-4-oxopentanoic acid
The formula for this compound is C5H8O4.