The activation energy for the gas phase isomerization of dimethyl citraconate is 105 kJ. cis-(CH3OOC)(CH3)C=CHCOOCH3- →trans-(CH300C)(CH3)C=CHC0OCH3 The rate constant at 667 K is 5.94×10+ /s. The rate constant will be /s at 715 K.
The activation energy for the gas phase isomerization of dimethyl citraconate is 105 kJ. cis-(CH3OOC)(CH3)C=CHCOOCH3- →trans-(CH300C)(CH3)C=CHC0OCH3 The rate constant at 667 K is 5.94×10+ /s. The rate constant will be /s at 715 K.
Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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![**Gas Phase Isomerization Activation Energy Calculation**
The activation energy for the gas phase isomerization of dimethyl citraconate is 105 kJ.
**Chemical Reaction:**
\[ \text{cis-(CH}_3\text{OOC)(CH}_3\text{)C=CHCOOCH}_3 \rightarrow \text{trans-(CH}_3\text{OOC)(CH}_3\text{)C=CHCOOCH}_3 \]
**Rate Constants:**
- At 658 K: \( k = 5.94 \times 10^{-4} \, \text{s}^{-1} \)
- Determine the rate constant at 715 K.
**Instructions:**
- Utilize the given rate constant data and the activation energy to calculate the rate constant at a different temperature using the Arrhenius equation.
**User Actions:**
- Input the calculated rate constant in the provided field.
- Utilize references for necessary constants and equations if needed.
**Interface Buttons:**
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Transcribed Image Text:**Gas Phase Isomerization Activation Energy Calculation**
The activation energy for the gas phase isomerization of dimethyl citraconate is 105 kJ.
**Chemical Reaction:**
\[ \text{cis-(CH}_3\text{OOC)(CH}_3\text{)C=CHCOOCH}_3 \rightarrow \text{trans-(CH}_3\text{OOC)(CH}_3\text{)C=CHCOOCH}_3 \]
**Rate Constants:**
- At 658 K: \( k = 5.94 \times 10^{-4} \, \text{s}^{-1} \)
- Determine the rate constant at 715 K.
**Instructions:**
- Utilize the given rate constant data and the activation energy to calculate the rate constant at a different temperature using the Arrhenius equation.
**User Actions:**
- Input the calculated rate constant in the provided field.
- Utilize references for necessary constants and equations if needed.
**Interface Buttons:**
- Submit Answer
- Retry Entire Group
Note: The user has two more group attempts remaining to solve this problem.
![The activation energy for the gas phase isomerization of dimethyl citraconate is 105 kJ:
\[ \text{cis} - (\text{CH}_3\text{OOC(CH}_3\text{)}_2\text{C=CHCOOCH}_3) \rightarrow \text{trans} - (\text{CH}_3\text{OOC(CH}_3\text{)}_2\text{C=CHCOOCH}_3) \]
The rate constant at 644 K is \(3.01 \times 10^{-4}\) s\(^{-1}\). The rate constant will be \(1.76 \times 10^{-3}\) s\(^{-1}\) at _____ K.
Buttons:
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Transcribed Image Text:The activation energy for the gas phase isomerization of dimethyl citraconate is 105 kJ:
\[ \text{cis} - (\text{CH}_3\text{OOC(CH}_3\text{)}_2\text{C=CHCOOCH}_3) \rightarrow \text{trans} - (\text{CH}_3\text{OOC(CH}_3\text{)}_2\text{C=CHCOOCH}_3) \]
The rate constant at 644 K is \(3.01 \times 10^{-4}\) s\(^{-1}\). The rate constant will be \(1.76 \times 10^{-3}\) s\(^{-1}\) at _____ K.
Buttons:
- Submit Answer
- Retry Entire Group
Note: 2 more group attempts remaining.
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