Consider a hypothetical chemical reaction:A+B → C+D(In this equation A, B, C and D stand for some unknown chemical formulas.)Here is an energy diagram for the reaction:400-300energyC + D200(kJ/mol)A + B100-reaction coordinateUse the energy diagram to answer these questions.What is the heat of reaction?kJ/molExothermicIs the reaction exothermic or endothermic?EndothermicNeitherYes, it's kJ/molCan you determine the activation energy?No.Can you determine the activation energy of the reverse reaction?Yes, it's kJ/molC+D→A+BNo.

Activation energy of a reaction is defined as the minimum amount of energy required to activate the…

Answered: activation energy

Science

Chemistry

activation energy

General, Organic, and Biological Chemistry

7th Edition

ISBN:9781285853918

Author:H. Stephen Stoker

Publisher:H. Stephen Stoker

Chapter9: Chemical Reactions

Section: Chapter Questions

Problem 9.43EP

See similar textbooks

Related questions

Q: can explain the energy changes as a chemical reaction. What is activation energy?

Q: Catalysts decrease the activation energy which leads to increase the reaction rate * True False

A: A catalyst is a substance that can be added to a reaction to increase the reaction rate without…

Q: activation energy

A: Activation energy of a reaction is the minimum amount of energy required to activate the atoms or…

Q: How can the activation energy of a reaction be changed?

A: Activation energy of a reaction can be changed by using catalyst. A positive catalyst decrease the…

Q: Describe the general characteristics of a catalyst.

A: The general characteristics of a catalyst has to be described below.

Q: Raising the temperature of a reacting system increases the rate of reaction but does not increase…

A: Rate of a reaction increases with rise in temperature.

Q: How do the activation energy and the energy of reaction determine if a chemical process is…

A: Activation energy is the minimum amount of energy required to start a reaction. Every reaction…

Q: Any chemical or physical change that absorbs energy is an endothermic process. is an exothermic…

Q: Which of the following will not affect the rate of the reactions? A. Color B. Pressure C.…

A: A chemical reaction's rate is influenced by the following factors:1) Concentration of the reactant2)…

Q: Which of the following is the reason/s why the catalysts increase the rate of a reaction: Decreasing…

A: the catalyst increases the rate of a reaction, the reasons are:

Q: In the following energy profile, pathway A represents the (.. .) reaction and the reaction is (..

Q: true or false catalyst work by decreasing the activation energy barrier between reactants and the…

A: Catalyst increases the rate of reaction by decreasing the activation energy of the reaction.…

Q: What is activation energy? Select one:

Q: What is reaction rate constant?

A: ANSWERE IS DISCUSSED BELOW :

Q: The presence of a catalyst: lowers activation energy increases activation energy O increases…

Q: A catalyst lowers the activation energy. O True O False

Q: Determine whether the following statement about reaction rates is true or false. If the statement is…

A: Activation energy is energy required by reactant molecule to participate in a chemical reaction to…

Q: Which letter indicates the activation energy? a.

A: All molecules possess a certain minimum amount of energy. The energy can be in the form of kinetic…

Q: State two reasons why increasing temperature increases reaction rate.

A: Increasing temperature increases the reaction rate. Two reasons for the above statement have to be…

Q: the reaction mechanism

A: In this question we have tell that draw the reaction mechanism and chemical equations l of phosphate…

Q: Activated Complex At Reactants Products Reaction Progress Chemical Energy

A: Activation energy is defined as minimum energy needed for completion of reaction is known as…

Q: :Activation energy (Eact) is

A: We have to tell which option is correct

Q: Explain The Effect of Concentration on Reaction Rate

A: In a typical chemical reaction, one or more reactants undergoes collision between two of the same…

Q: increase the rate of the forward reaction.

A: I am supposed to answer only one question according to the rules of bartleby.

Q: The rate of a reaction is increased with the addition of a catalyst as shown in the following…

A: Catalyst is a substance that added to a Reaction which increases the rate of Reaction without itself…

Q: he activation energy for the reverse

Q: Explain how an increase in temperature will affect the activation energy and the rate of the…

A: Chemical kinetics is the study of the reaction that how fast or slow a reaction is taking place. The…

Q: From "Factors affecting the rate of the reaction

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Outline how and why increasing temperature, concentration, and a catalyst can speed up the rate of a…

Q: ) What is the activation energy in each direction? rate of the reverse reaction?

Q: Define activated complex

A: Reactant particles can collide and remain unaffected as a result of collision. Usually, collision…

Q: the activation energy

Q: Activation energy Reactants Overall energy change Products Progress of reaction The above energy…

Q: What is the activation energy of the forward reaction?

A: Given Potential Energy Versus reaction coordinate graph is given Activation Energy = ?

Q: What is the activation energy? explain it?

Q: Draw two activation energy diagrams for an endothermic reaction, one with and one without a…

A: A catalyst provide a alternate pathway for reaction with lower activation energy. Catalyst lower…

Q: What is the activation energy of a reaction, and how is this energy related to the activated complex…

A: A chemical reaction proceeds with a minimum requirement of energy to be present with the reactants.…

Q: Explain why a high energy of activation causes a reaction to be slow.

A: The cause of the slow reaction due to high energy activation needs to be explained.

Q: Sketch an energy-level diagram for the conversion of reactants to products in an endothermic…

Q: What is the activation energy?

A: Given: The Arrhenius equation is a mathematical equation which depicts the relationship between the…

Q: Interpretate collision theory

A: Interpretation- To Interpret the collision theory - Introduction - Collision theory -…

Q: Define ‘activation energy’ of a reaction.

A: Rate of reaction is defined as ratio of change in concentration of reactant or product by the time…

Q: How does catalyst affect the rate of reaction? What happens to the activation energy with the…

A: To explain: the effect of catalyst on the rate of reaction? effect of catalyst on activation…

Q: What do we call the minimum energy required to initiate a chemical reaction? Group of answer choices…

A: For any chemical and physical changes in reactant molecule we required some amount of energy.…

Q: Describe the Collision Theory?

A: The behaviors of gases are explained by the kinetic theory. The rate of the reaction is explained by…

Question

Consider a hypothetical chemical reaction:
A+B → C+D
(In this equation A, B, C and D stand for some unknown chemical formulas.)
Here is an energy diagram for the reaction:
400-
300
energy
C + D
200
(kJ/mol)
A + B
100-
reaction coordinate
Use the energy diagram to answer these questions.
What is the heat of reaction?
kJ/mol
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
C+D→A+B
No.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1 Activation energy

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Enthalpy a A 100.-g sample of water is placed in an insulated container and allowed to come to room temperature at 21C. To heat the water sample to 41C, how much heat must you add to it? b Consider the hypothetical reaction,2X(aq)+Y(l)X2Y(aq)being run in an insulated container that contains 100. g of solution. If the temperature of the solution changes from 21C to 31C, how much heat does the chemical reaction produce? How does this answer compare with that in part a? (You can assume that this solution is so dilute that it has the same heat capacity as pure water.) c If you wanted the temperature of 100. g of this solution to increase from 21C to 51C, how much heat would you have to add to it? (Try to answer this question without using a formula.) d If you had added 0.02 mol of X and 0.01 mol of Y to form the solution in part b, how many moles of X and Y would you need to bring about the temperature change described in part c. e Judging on the basis of your answers so far, what is the enthalpy of the reaction 2X(aq) + Y(l) X2Y(aq)?
Hydrogen chloride gas dissolves in water to form hydrochloric acid (an ionic solution). HCl(g)H2OH+(aq)+Cl(aq) Find H for the above reaction. The data are given in Table 6.2.
Define each of the following terms: a. heat b. energy c. work d. system e. surroundings f. exothermic reaction g. endothermic reaction h. enthalpy of reaction i. kinetic energy j. potential energy
How much heat is released when a mixture containing 10.0 g NH3 and 20.0 g O2 reacts by the following equation? 4NH3(g)+5O2(g)4NO(g)+6H2O(g);H=906kJ
One of the components of polluted air is NO. It is formed in the high-temperature environment of internal combustion engines by the following reaction: N2(g)+O2(g)2NO(g)H=180KJ Why are high temperatures needed to convert N2 and O2 to NO?
xplain why aluminum cans make good storage containers for soft drinks. Styrofoam cups can be used to keep coffee hot and cola cold. How can this be?
When lightning strikes, the energy can force atmospheric nitrogen and oxygen to react to make NO: N2(g)+O2(g)2NO(g)H=+181.8kJ (a) Is this reaction endothermic or exothermic? (b) What quantities of reactants and products are assumed if H = +181.8 kJ? (c) What is the enthalpy change when 3.50 g nitrogen is reacted with excess O2(g)?