Tuesday Homework Questions

Questions 17-23 on pg. 295

17.) a.) C9H20

       b.) C10H22

       c.) C16H34

       d.) C18H38

18.) a.) 128.106 grams/mole 

       b.) 142.276 grams/mole 

       c.) 226 grams/mole

       d.) 254 grams/mole

19.) a.) (Propane) C3H8= 44 grams/mole 

       b.) (Pentane) C5H12= 72 grams/mole

20.) No because all of the depictions are the same chain in this depiction rather than being different. 

21.) 

22.) Ethane

23.) Whether an unbranched hydrocarbon molecule is represented by a linear chain or as a zigzag chain doesn't matter and both are correct ways of depicting an unbranched hydrocarbon molecule because both depictions show the same amount of carbon atoms and hydrogen atoms.