6.4 The polymerization of methyl methacrylate (1.0 M in benzene) is carried out using a photosensitizer and 3130 Å light from a mercury lamp. If the quantum yield for radical production in this system is 0.50 and light is absorbed by the system at the rate of 10° ergs/L-s, calculate the rate of initiation. [Ans. 2.6x10-8 mol L-s-]

6.4 The polymerization of methyl methacrylate (1.0 M in benzene) is carried out using a photosensitizer and 3130 Å light from a mercury lamp. If the quantum yield for radical production in this system is 0.50 and light is absorbed by the system at the rate of 10° ergs/L-s, calculate the rate of initiation. [Ans. 2.6x10-8 mol L-s-]

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter11: Chemical Kinetics

Section: Chapter Questions

Problem 11.49PAE: The rate of photodecomposition of the herbicide piclo- ram in aqueous systems was determined by...

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Question

6.4 The polymerization of methyl methacrylate (1.0M in benzene) is carried out using
a photosensitizer and 3130 Å light from a mercury lamp. If the quantum yield for
radical production in this system is 0.50 and light is absorbed by the system at the
rate of 105 ergs/L-s, calculate the rate of initiation.
[Ans. 2.6x10-8 mol L- s-]

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