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Science Clinic => Chemistry => Topic started by: 123654777 on Nov 18, 2019

Title: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1 and ...
Post by: 123654777 on Nov 18, 2019

Question 1

Calculate the frequency factor, A, for a reaction with a rate constant of 6.3 × 103 s-1 and an activation energy, Ea, of 74 kJ mol-1 at 315 K.
◦ 8.9 × 1016 s-1
◦ 4.0 × 1016 s-1
◦ 3.8 × 1016 s-1
◦ 1.2 × 1016 s-1
◦ 6.1 × 1016 s-1

Question 2

Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 × 1010 s-1 and a rate constant of 1.06 × 103 s-1 at 273 K.
◦ 58 kJ mol-1
◦ 42 kJ mol-1
◦ 49 kJ mol-1
◦ 45 kJ mol-1
◦ 36 kJ mol-1

Title: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1 and ...
Post by: Jsherida on Nov 18, 2019

Answer 1

1.2 × 1016 s-1

Answer 2

42 kJ mol-1

Title: Re: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1
Post by: Maddog on Apr 6, 2021

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Title: Re: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1
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Title: Re: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1
Post by: Taya on Apr 8, 2021

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Title: Re: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1
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Title: Re: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1
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Title: Re: Calculate the activation energy, Ea, for a reaction with a frequency factor, A, of 9.3 1010 s-1
Post by: Alisha Sasha on Jun 30, 2022

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