Label the image with the options given below.Potential Energy (kJ)500400300200100An:: activation energyEnergy DiagramReaction Time (min):: energy of the reaction (enthalpy) :: energy of products:: exothermicendothermic :: catalyst:: energy of reactants 10080A60PE(kJ) A+B4020Progress of the reactionThe activation energy isC+DThe reaction is3KJ(endothermic or exothermic).

The minimum energy required for reactant to cross the energy barrier is called as activation energy.…

Label the image with the options given below. 500 Potential Energy (kJ) 300 200 1; 400 100 Energy Diagram Reaction Time (min) #activation energy energy of the reaction (enthalpy) energy of products energy of reactants #exothermic # endothermic :: catalyst

Label the image with the options given below. 500 Potential Energy (kJ) 300 200 1; 400 100 Energy Diagram Reaction Time (min) #activation energy energy of the reaction (enthalpy) energy of products energy of reactants #exothermic # endothermic :: catalyst

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question 8 In an endothermic reaction, the collision energy of the reactants will be greater than that of the products. the forward reaction is slower than the reverse reaction. O the reaction rate will speed up with time. the forward reaction will have a greater activation energy than the reverse reaction. O the activation energy will change as the reaction progresses. Question 9
Which of the following will not affect the reaction rate of a reaction? Increasing the surface area of a solid reactant. use of a catalyst Changing the pressure of the air in the room O increasing the concentration of the reactants All affect the reaction rate of a reaction.
TIA
Classify the actions based on how they could affect a reaction rate. Rate increases Rate decreases Rate is unaffected Answer Bank decrease the concentration of a reactant decrease the surface area of a solid reactant increase the temperature add a catalyst
Which of the following statements is true about reaction rates? A Reaction rates can be predicted from the coefficients of the balanced equation. B Reactants usually disappear faster than the products appear. C Reactants usually disappear slower than the products appear. D Reaction rates can only be determined by experimentation.
⦁ 4. Make your own energy diagram for an exothermic reaction that does not include a catalyst and one with a catalyst (Be sure each line is a different color or labeled). Label the axis of the diagram. Then, state what a catalyst is and how a catalyst affects the reaction rate.
Match each label in diagrams 1 and 2 (a-i) with the appropriate description. Each answer choice is used only once OR not at all. ΔH > 0 activation energy product exothermic reaction activated complex 1. a 2. b 3. c 4. d 5. e 6. f 7. g 8. h 9. i
Use the information given in the following paragraph and energy diagram to answer questions 5-10. The mechanism for the reaction 2A D is illustrated in the following energy diagram where the X- axis is "reaction progress" and the Y-axis is "enthalpy". A is the reactant and D is the product. The reaction has a rate constant of 5.0x102² Mr¹ sec" when no catalyst is present. The equilibrium constant for the overall reaction at 25°C is K [D] = -=1.1×102. [A]² R D 9. You proposed the following mechanism for the overall reaction 2A D based on the energy diagram Step 1. A B (slow), with forward rate constant, k₂ (fast equilibrium), with forward rate constant, k₁, reverse rate constant k.] and equilibrium constant, K₁. Step 2. B 2C Step 3. A+2C D (fast), with forward rate constant, k3 Your classmate pointed out that your mechanism is incorrect. Why is your mechanism incorrect? a. Your mechanism does not incorporate the use of a catalyst b. Your mechanism is not consistent with the experimental…
400 300 + energy 200 - (kJ/mol) с +D 100 A + В reaction coordinate Use the energy diagram to answer these questions. I KJ/mol What is the heat of reaction? Exothermic Is the reaction exothermic or endothermic? Endothermic Neither Yes, it's kJ/mol Can you determine the activation energy? No. Can you determine the activation energy of the reverse reaction? Yes, it's kJ/mol С+D- A+B No.
3 of 5 5. The potential energy diagram below shows two different chemical reactions. Based off of the diagram which reaction 1 or 2 has a higher rate of reaction initially? Energy Reaction 2 Reaction 1 Reaction Progress
Which of the following will lower the activation energy for a reaction? Group of answer choices raising the temperature of the reaction. increasing the concentrations of reactants. increasing the surface area of the reactants. adding a suitable catalyst.
On an energy graph, the length of vertical lines represents _____. whether energy is released or absorbed the number of atoms in the activated complex the number of reactant and product atoms the amount of released or absorbed energy