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EBK BIOLOGY
4th Edition
ISBN: 8220102797376
Author: BROOKER
Publisher: YUZU
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Question
Chapter 6, Problem 1CQ
Summary Introduction
To determine: The differences between endergonic and exergonic reactions with regard to the rate and direction of reactions.
Introduction: In a
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Students have asked these similar questions
Derive the complete rate equation using the King altman method. Example is shown above the reaction mechanism. All the N terms must be derived.
For the following first-order liquid-phase reversible reaction, where initially only
reactant A is present:
k₁
AR,
k2
Equilibrium constant: K
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be determined using thermodynamic data.
2) Show how the rate constants kl and k2 can be determined experimentally.
The following questions are based on the reaction A+ B ↔ C+D shown in Figure 8.1.
1. Which of the following terms best describes the progress of the reaction with respect to free energy change?
a) endergonic, ∆G> 0
b) exergonic, ∆G> 0
c) exergonic, ∆G< 0
d) endergonic, ∆G< 0
2. Which of the following in Figure 8.1 remains unchanged by having an enzyme included?
a) b
b) d
c) a
d) c
3. The part labeled “C” on the above graph represents
a) Energy of activation without enzyme
b) Energy of activation with enzyme
c) Amount of free energy released
d) amount of energy required for the reaction progress
Chapter 6 Solutions
EBK BIOLOGY
Ch. 6.1 - Which do you think has more entropy, a NaCl...Ch. 6.1 - Prob. 2CCCh. 6.2 - Prob. 1CCCh. 6.2 - Prob. 2CCCh. 6.2 - Prob. 3CCCh. 6.2 - Prob. 1BCCh. 6.2 - Prob. 1EQCh. 6.2 - Prob. 2EQCh. 6.2 - Prob. 3EQCh. 6.3 - Prob. 1CC
Ch. 6.3 - Prob. 1BCCh. 6.4 - What are advantages of protein degradation?Ch. 6 - Reactions that release free energy are a....Ch. 6 - Enzymes speed up reactions by a. providing...Ch. 6 - Prob. 3TYCh. 6 - Researchers analyzed a cell extracta mixture of...Ch. 6 - In biological systems, ATP functions by a....Ch. 6 - In a chemical reaction, NADH is converted to NAD+...Ch. 6 - Prob. 7TYCh. 6 - Prob. 8TYCh. 6 - Prob. 9TYCh. 6 - Autophagy provides a way for cells to a. degrade...Ch. 6 - Prob. 1CQCh. 6 - Prob. 2CQCh. 6 - Prob. 3CQCh. 6 - Prob. 1COQCh. 6 - Prob. 2COQ
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Similar questions
- What do the following indicators tell you about whether a reaction can proceed as written? (a) The standard free-energy change is positive. (b) The free-energy change is positive. (c) The reaction is exergonicarrow_forwardExplain IN DETAIL the process of Kreb’s Cycle. Include the overall equation, location, products, by-products, and reactants.arrow_forwardFind the net ΔG° of the reaction.arrow_forward
- What is the net change in energy in the reaction shown (decrease, increase, or little change in energy) ? Is it spontaneous?arrow_forwardWhich of the following statements are true for BOTH the "transition state" and an "intermediate" of reaction? (This is a multi-select question, select all that apply.). Both are only observed in enzyme-catalyzed reactions. Both can be converted to product(s) or might decompose back to the reactant(s). Neither are part of the "net equation" for the reaction. Both contain covalent bonds are in the process of breaking and/or forming. Both are part of every chemical reaction. (i.e. the mechanisms of all chemical reactions, whether enzyme catalyzed or not, will have involve both a transition state and an intermediate).arrow_forwardFor a particular reaction, AH° = −16.1 kJ/mol and AS° = −21.8 J/(mol·K). Assuming these values change very little with temperature, at what temperature does the reaction change from nonspontaneous to spontaneous in the forward direction? OT= Is the reaction in the forward direction spontaneous at temperatures greater than or less than the calculated temperature? less than greater than Karrow_forward
- Briefly explain the concept of coupled reactions.arrow_forwardDetermine whether or not reaction is a redox reaction. For each redox reaction, identify the oxidizing agent and the reducing agent. HBr(aq) + KOH(aq)--------> H2O(l) + KBr(aq)arrow_forwardShow the complete reaction mechanism (including arrow pushing) for this reaction.arrow_forward
- Enzymes are biological catalysts that fulfill the following general reaction mechanism: E+S [ES] [EP] E + P Where E is enzyme, S is substrate, and P is product. Briefly describe how an enzyme is able to speed of the rate of a reaction:arrow_forwardConsider the reaction below to answer the following question(s): + HBr A B Br с + D Br Enter the appropriate letter in the blank for each the following statements. The kinetically controlled product in this reaction is D B Aarrow_forwardSketch the appropriate plots on the following axes. Assume that simple Michaelis- Menten kinetics apply, and that the pre-steady state occurs so rapidly that it need not be consideredarrow_forward
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