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Molecular mass of polymers
NEET level
Single correct option
Difficulty 1 of 3
pl013
The degree of polymerisation of a polymer chain is
A
the number of repeat units in the chain
B
the number of chains in one mole of the sample
C
the molar mass of the whole chain
D
the number of double bonds in the monomer
Answer: A
By definition, degree of polymerisation is the number of repeating units in the chain,
n
in
−
[
A
]
X
n
X
−
.
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