Which of the Following Compounds Cannot Exist

Q13: A double bond between two carbon atoms

Q18: A variety of alkanes is found in<br>A)

Q19: Compared with their carbohydrate content, living cells

Q23: In organic chemistry, an aromatic compound<br>A) has

Q26: Alkane molecules<br>A) have only single carbon-carbon bonds.<br>B)

Q32: The bonds between the atoms in a

Q39: The structural elements of a polymer are

Q40: Cellulose is a<br>A) carbohydrate.<br>B) protein.<br>C) lipid.<br>D) nucleic

Q44: Which of the following is not a

Q46: The number of genes in the human