Energy (kJ) Energy (kJ) Why do catalysts increase reaction rate? Catalyst Effect on Reaction Path Examples. Catalytic Convertors Reactants Products Interpret the following potential energy diagrams (reaction coordinate diagrams) Reaction 1 Reaction 2 450T B. A+B Time Reaction coordinate, A B A + B → C 1. Which reaction is endothermic? 2. What is the activation energy of Reaction 1? 3. What is the AHrxn of reaction 1? 4. What is the activation energy of reaction 2? 5. What is the AHnn of reaction 2? 6. Sketch the effect of a catalyst on both reactions 7. Does a catalyst effect the AHrn?

Q: ising the temperature b. Adding a catalyst c. Increasing the concentration of the reactants d.…

A: Chemical kinetics deals with the changes in the rates of the reaction with changes in the other…

Q: Which of the following statements is true about the effect of a catalyst on a chemical reaction? A:…

A: A catalyst increases the rate of a chemical reaction by decreasing the activation energy.

Q: Consider the reaction diagram. This reaction is exothermic. endothermic. What is the heat of…

A: Exothermic reaction is the reaction in which heat is released .Endothermic reaction is the reaction…

Q: Sketch a graph for each situation The reactants have a lower potential energy than the…

A: Activation energy is defined as the amount of energy absorbed by reactant molecule to reach the…

Q: What is the heat of reaction for Reaction A? AHxn A 100 Incorrect What is the activation energy for…

A: We know-

Q: Relative energies of reactants, intermediates and products in a chemical reaction are shown in the…

A: An energy profile diagram is used to study the energy of the transition states and intermediates…

Q: Which of the following is/are expected to affect the rate of a chemical reaction? 1. Increasing the…

A: The rate of a chemical reaction depends upon:  1. Temperature: Generally Reactions speeds up with…

Q: 6. Sketch and label an energy pathway diagram for this reaction. Your diagram should include:…

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Q: Given the following potential energy diagram for the one-step reaction X+YZ+R b x+y Reaction…

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Q: Select the major product of the following reactions. ÇN 1. NaOEt/E1OH 2. H,O* NC. NH2 O.

A: In the given question both the compounds react with NaOEt in the presence of ethanol followed by the…

Q: 3.Explain how and why a catalyst effects reaction rates?

A: A catalyst can be defined as  substance which speeds up a chemical reaction, without being consumed…

Q: 11. Draw an energy coordinate diagram for the reaction: The activation energy for the forward…

A: Activation energy is the minimum energy required to occur the reaction in forward direction.  ∆Hrxn…

Q: What is the role of p-TSA a. It prevents the reactants from creating flames b. It lowers the…

A: p-TSA is a catalyst used in organic reactions and the chemical formula is CH3C6H4SO3H.p-

Q: 15. name one factor that can increase the success of reactant collisions. explain how it increases…

A: The one factor is Temperature. An increase in temperature typically increases the rate of reaction.…

Q: Which of the following statements is the best explanation of how activation energy affects the rate…

A: Since more is the activation energy, more will be the energy required by the molecules to overcome…

Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

A: We are given a energy vs reaction coordinate graph.

Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

A: The given hypothetical reaction : A + B → C + D

Q: What is the heat of reaction? Is the reaction exothermic or endothermic? Are the reactants (A + B)…

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Q: Here is a reaction energy diagram. Label the transition state. potential energy reactants reaction…

A: Answer: Transition state is the activated complex with highest energy and very short life that…

Q: True or False 1. It is imperative that collision occurs between two reactant particles to proceed…

A: There are some statements are given and we have to identify heater they are ture/false .

Q: 8. Which of the following statements is the best explanation for the effect of increase in…

A: Chemical kinetics can be defined as the branch of chemistry that deals with rates of the chemical…

Q: 7. Reactions A and B were studied and found to produce the given energy diagrams. 150 150 Energy 100…

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Q: Which of the following statements is TRUE about catalysts- a. They lower the Ea for at least one…

A: In the presence of a catalyst, the reaction proceeds by the new path, and the activation energy of…

Q: Make your own energy diagram for an exothermic reaction that does not include a catalyst and one…

A: For exothermic reaction , energy of products is lower than energy of reactants. So we would make…

Q: Diagram 1 Potential Energy Change during an Reaction progress e Diagram 2 Potential Energy Change…

A: The sets for matching the labeled diagram is given:Activation energy is the energy barrier to be…

Q: 400 300 + in energy 200 - (kJ/mol) C + D 100 A + B reaction coordinate Use the energy diagram to…

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Q: 3. Draw a reaction energy diagram, and label the product (P), reactant (R), transition states (TS1,…

A: Answer:A chemical reaction in which energy gets absorbed are called as endothermic reaction. Due to…

Q: 17. The diagram below shows the energy profile of a reaction, A+B_making C+D Potential Energy A +B C…

A: Rate constant increases exponentially when activation energy decreases.

Q: The rate law of the overall reaction is k[A][B]0. Which of the following will not increase the rate…

A: 10. Option B  is correct as the reaction is of 0 order with respect to reactant B so increasing…

Q: a. b. C. d. e. 1. If for the reaction a d e ax + by → " the rate law is determined to be r=[X]¹[Y]°…

A: Given ,Reaction is aX+bY-->Rate law expression for the above reaction is r= K[X]1[Y]0We have been…

Q: 40. The reaction that produces ammonia is represented by a balanced equation, shown below. A…

A: In a reaction, the minimum amount of potential energy required to form the product is known as the…