True or false  1. the ΔE is a constant for the reaction 2. the ΔE determines the Keq 3. the rate is determined by the amount of energy in the transition state, designated by the star * 4. the activation energy is another name for the energy in the transition state

Q: increasing the pressure increasing the concentrations of reactants removing products as the reaction…

A: Adding a catalyst for the reaction The substance which alters the rate of the reaction without…

Q: reaction intermediate is the same thing as a catalyst. True or False. Why?

A: Given, Identify true or false statement.

Q: A catalyst is a reactant in an equation. *       A. True       B. False

A: The answer is (B) False

Q: a. 30. b. C. d. Choose the CORRECT statement about the figure shown below from the multiple choices.…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: Collision Theory: Reaction Coordinate Diagram for Exothermic Process (forward direction)

A: To complete the reaction profile diagram for exothermic process.

Q: 4. An enzyme lowers the activation energy barrier for a chemical reaction. In addition, it cha the…

A: The objective of the question is to estimate the given statement about working and affect of enzyme…

Q: Which of the following is NOT required for a reaction to occur? 1.The reactants must surpass the…

A: 1) The reactants must surpass the activation energy required for the reaction. This statement is…

Q: 14 Moving to another question will save this response. Question 3 Consider the following reaction:…

A: Step 1: Step 2: Step 3: Step 4:

Q: Which of the following statements is false? OA A catalyst increases the rate of a reaction, but is…

A: The catalyst is a chemical species that increases the rate of a chemical reaction and it does not…

Q: Does a catalyst increase reaction rate by the same means as a rise in temperature does? Explain.

A: The reason why  catalyst increase reaction rate by the same means as a rise in temperature hs to be…

Q: Part A For the reaction N2(g) + O2(g) = 2NO(g) classify each of the following actions by whether it…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: A Free Energy (kcal/mol)

A: Free enrgy of a system can be defined as the available form of energy that can be used to work.…

Q: 5 25 Free Energy (kcal/mol) 15 B. Reaction progress Use the reaction energy diagram above to answer…

A:

Q: Free Energy (kcal/mol) 25 20 15 10 M Reaction progress Draw in the activation energy for the reverse…

A: Graph of a reaction mechanism describe various things about a reaction, e.g. rate of reaction,…

Q: An energy barrier that must be overcome before a chemical reaction can proceed is known as 1.…

A: Activation energy: When the reactant molecules convert into products, they required the minimum…

Q: All chemical reactions move at the same rate. O True O False

A: All the chemical reaction move same rate , is false statement.

Q: What quantity is represented by the slope of the dashed line in the accompanying diagram for the…

A: Solution :        The instantaneous reaction rate is defined as the change in concentration of…

Q: Which factor lower the rate of a chemical reaction? I. Increasing the temperature II. Removing the…

A: The temperature dependence of rate of a reaction is explained by Arrhenius equation.  Arrhenius…

Q: Free Energy (kcal/mol) 25 20 15 10 5 0 A M B Reaction progress Use the reaction energy diagram above…

A: Activation energy is the minimum amount of energy that must be provided for compounds to result in a…

Q: certain one-step reaction has an activation energy that is higher for the forward reaction compared…

A:

Q: In any chemical reaction, not all molecular collisions are effective in producing chemical reactions…

A:

Q: 11. The role of catalyst is to Mark only one oval. Increase the activation energy Raise the…

A: A catalyst is a substance which does not take participate into reaction but enhances the rate of…

Q: All of the following can speed up a chemical reaction except: Increase Temperature O Addition of a…

A: 1)  (a) By increasing the temperature, the rate of the reaction increases. In general for every 10…

Q: give an example of a reaction that occurs immediately and an example of a reaction that occurs…

A: Most severe allergic reactions occur within seconds or minutes after exposure to the allergen

Q: A student discovers that the reaction between magnesium and hydrochloric acid is faster at higher…

A: Solution :     The kinetic molecular theory is used to explain the ideal behavior of gas molecules.…

Q: Activity 3: Activation energy and how a catalyst affects the reaction rate Here are the…

A: Explained as follows

Q: Activation energy is a barrier that the reactants must cross to be converted into: O products O…

A: Activation energy is a Barrier that the reactant must cross to be converted into :

Q: Identify the parts of the following energy diagram. reactants 1. A activation energy 2. B products…

A:

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: 6. The law governing the kinetics of a reaction is the law of a. constant composition b. chemical…

A: Ans. Correct option is d. mass action

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: Which is true about catalyzed reactions? O The net concentration of catalyst does not change O…

A: Given,       Some characteristics of Catalyzed reaction are provided     Required,…

Q: Question 17 Which of the following statements describes reaction rate? O a. Reaction rate is how…

A:

Q: If you measure the change in concentration of NOCl(g), how will that relate to the rate of Cl2(g)…

A: For the reaction - 2NOCL(g) = 2NO(g) + Cl2(g) The rate of reaction for different Reactants and…

Q: Which of the following is not true of catalysts? O They become part of the final product. O They are…

A:

Q: Which would likely increase the rate of a chemical reaction? A. Cooling the reaction mixture. B.…

A:

Q: Catalysts increase reaction rates by A) increasing the activation energy. B) increasing the enthalpy…

A:

Q: Free Energy (kcal/mol) 25 20 15 10 M 5 0 Reaction progress Use the reaction energy diagram above to…

A: The activation energy is the minimum required energy for a reaction to convert the reactant to a…

Q: Use the reaction energy diagram above to answer the following questions. Calculate the activation…

A: Given data:To determine:

Q: Free Energy (kcal/mol) 25 20 15 10 B 5 A с 0 Reaction progress Use the reaction energy diagram above…

A: ∆G° and activation energies can be calculated from the reactants, products and transition state…

Q: What statement about the catalyst is correct? O it increases a value of the equilibrium constant It…

A: -> A substance that alters the reaction rate of a particular chemical reaction is known as…

Q: Describe two ways to make a chemical reaction proceed faster, and explain why the rate increases…

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

Q: What do you call the high-energy complex that forms from the collision of reactants, and which…

A: Reactant particles collide with each other and a high energy complex formed first of all. ->This…