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Which of the following statements describes straight-chain hydrocarbon?


A) a hydrocarbon where every carbon has only a single bond to no more than two other carbons
B) a hydrocarbon where every carbon is bound with a straight line to every other carbon
C) a carbon atom that is bound straight to four hydrogens
D) a hydrocarbon that has a linear rod shaped conformation
E) none of the above

F) A) and B)
G) A) and C)

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What is the main difference between condensation polymers and addition polymers?


A) The condensation polymer has less atoms in it than the sum of the starting monomers because a small molecule is lost during condensation.
B) The number of atoms incorporated into the addition polymer increases compared to the starting monomers.
C) The number of atoms incorporated into the condensation polymer increases compared to the starting monomers.
D) Condensation polymers all lose water molecules when they form.
E) All of the above are true.

F) B) and C)
G) B) and E)

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