6.13 Using carbon-14 labeled AIBN as an initiator, a sample of styrene is polymerized to an average degree of polymerization of 1.28x104. The AIBN has an activity of 8.97x10' counts per minute per mol in a scintillation counter. If 5.0 grams of the polystyrene show an activity of 315 counts per minute, determine the mode of termi- nation of polystyryl radicals.
6.13 Using carbon-14 labeled AIBN as an initiator, a sample of styrene is polymerized to an average degree of polymerization of 1.28x104. The AIBN has an activity of 8.97x10' counts per minute per mol in a scintillation counter. If 5.0 grams of the polystyrene show an activity of 315 counts per minute, determine the mode of termi- nation of polystyryl radicals.
Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![6.13 Using carbon-14 labeled AIBN as an initiator, a sample of styrene is polymerized
to an average degree of polymerization of 1.28x104. The AIBN has an activity of
8.97x10' counts per minute per mol in a scintillation counter. If 5.0 grams of the
polystyrene show an activity of 315 counts per minute, determine the mode of termi-
nation of polystyryl radicals.
[Ans. Coupling 93%, disproportionation 7%]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe2cc9671-f29f-431a-8ba6-46900876224a%2F4c5ee2e2-95fa-4bb3-92c9-7806b5f0fee3%2Fdm45i2_processed.jpeg&w=3840&q=75)
Transcribed Image Text:6.13 Using carbon-14 labeled AIBN as an initiator, a sample of styrene is polymerized
to an average degree of polymerization of 1.28x104. The AIBN has an activity of
8.97x10' counts per minute per mol in a scintillation counter. If 5.0 grams of the
polystyrene show an activity of 315 counts per minute, determine the mode of termi-
nation of polystyryl radicals.
[Ans. Coupling 93%, disproportionation 7%]
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