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Consider the reaction coordinate diagram shown below. X is is ;Y

Consider the reaction coordinate diagram shown below. X is is ;Y

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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**Consider the reaction coordinate diagram shown below. X is __________ ; Y is __________.** **Diagram Explanation:** This diagram illustrates the energy changes during a chemical reaction. The x-axis represents the reaction coordinate, showing the progress from reactants to products. The y-axis represents energy. Key features of the diagram: 1. **Curve Representation**: There are two curves: - The higher curve represents the uncatalyzed reaction. - The lower curve represents the catalyzed reaction. 2. **Ground State of Reactant**: The diagram starts at the left with the ground state energy of the reactant. 3. **Transition State**: The peak of each curve indicates the transition state, the highest energy point the reaction must overcome. 4. **Catalyst Effect**: A text box indicates that catalysts lower the amount of energy required to reach the transition state (the activation energy). 5. **Energy Difference (Y)**: Y represents the difference in energy between the transition state of the uncatalyzed reaction and the ground state of the reactant. 6. **Activation Energy (X)**: X represents the activation energy, measured from the ground state of the reactant to the transition state of the catalyzed reaction. 7. **ΔG of the Reaction**: The difference in energy between the ground state of the reactant and the ground state of the product is denoted as ΔG of the reaction. 8. **ΔG‡ of Catalyzed Reaction**: The energy difference between the catalyzed transition state and the ground state of the reactant is denoted as ΔG‡ of the catalyzed reaction. This diagram effectively shows how catalysts lower the activation energy required, allowing reactions to proceed more easily.
Transcribed Image Text:**Consider the reaction coordinate diagram shown below. X is __________ ; Y is __________.** **Diagram Explanation:** This diagram illustrates the energy changes during a chemical reaction. The x-axis represents the reaction coordinate, showing the progress from reactants to products. The y-axis represents energy. Key features of the diagram: 1. **Curve Representation**: There are two curves: - The higher curve represents the uncatalyzed reaction. - The lower curve represents the catalyzed reaction. 2. **Ground State of Reactant**: The diagram starts at the left with the ground state energy of the reactant. 3. **Transition State**: The peak of each curve indicates the transition state, the highest energy point the reaction must overcome. 4. **Catalyst Effect**: A text box indicates that catalysts lower the amount of energy required to reach the transition state (the activation energy). 5. **Energy Difference (Y)**: Y represents the difference in energy between the transition state of the uncatalyzed reaction and the ground state of the reactant. 6. **Activation Energy (X)**: X represents the activation energy, measured from the ground state of the reactant to the transition state of the catalyzed reaction. 7. **ΔG of the Reaction**: The difference in energy between the ground state of the reactant and the ground state of the product is denoted as ΔG of the reaction. 8. **ΔG‡ of Catalyzed Reaction**: The energy difference between the catalyzed transition state and the ground state of the reactant is denoted as ΔG‡ of the catalyzed reaction. This diagram effectively shows how catalysts lower the activation energy required, allowing reactions to proceed more easily.
1. Activation energy of catalyzed reaction; transition state 2. ΔG‡ of catalyzed reaction; transition state 3. Transition state; activation energy 4. ΔG‡ of uncatalyzed reaction; transition state
Transcribed Image Text:1. Activation energy of catalyzed reaction; transition state 2. ΔG‡ of catalyzed reaction; transition state 3. Transition state; activation energy 4. ΔG‡ of uncatalyzed reaction; transition state
Expert Solution
Step 1

The above shown diagram is a reaction coordinate diagram. The free energy of the system is plotted against the progress of the reaction S-- P. It shows the energy changes during the reaction and the reaction coordinate reflects the progression of chemical changes.

It compares the enzyme-catalyzed and uncatalyzed reactions. 

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