7. When a catalyst is added to a reaction the activation Energy is (increased or decreased), (more or less) energy is needed to react the new activated complex, and (more or less) collisions have sufficient energy to (increase or decrease) the reaction rate.

Q: What is reaction energy if the activation energy is 250 kJ/mol (for the forward reaction) and the…

A: The activation energy for forward reaction is 250 KJ/mol and that of backward(reverse) reaction is…

Q: Which energy difference in the energy profile below corresponds to the activation energy for the…

A: The energy profile given is

Q: According to collision theory, reaction rates increase with temperature, because the activation…

A:

Q: Why does a reaction's activation energy not show in the reaction's final G?

A: a reaction's activation energy not show in the reaction's final G

Q: A catalyst increases the rate of a reaction by: increasing the temperature. В) A) decreasing the…

A: Catalyst :-  A substance which when added in small amount to the reaction mixture , increases rate…

Q: A catalyst affects the rate of the forward reaction by changing which of the following? Activation…

A: Catalyst :-  A catalyst which increases the rate of chemical reaction without itself undergoing any…

Q: B Reaction Coordinate /hat does arrow 'C' represent? the heat of reaction for the forward reaction…

A: Activation energy is defined as the minimum amount of energy required by the reacting molecules to…

Q: Q1) Which of the following statements regarding collision and transition state theories   b)…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: For each of the following reaction diagrams, estimate the activation energy (Ea) of the reaction:…

A: (a) Activation energy is the minimum amount of energy needed by the compounds to give a result in a…

Q: performed on a chemical reaction will lower it's activation energy? i) increasing the concentration…

A: Activation energy is the minimum amount of energy needed by the molecules to complete /happen a…

Q: 15) The activation energy of a chemical reaction is the energy A) must be removed from the mixture.…

A: The activation energy of a chemical reaction is the minimum energy that is required to break the…

Q: E Reactants Ea AH Reactants TAH Products Products Reaction Progress- Reaction Progress - What place…

A: Activation energy is the minimum amount of energy required by the reactant molecules during their…

Q: 7.) An increase in the temperature of the reactants causes an increase in the rate of reaction.…

A: Rate of reaction is inversely proportional to activation Energy.

Q: Which of the following statements is true about activation energy in chemical reactions? O By…

A:

Q: True or False?  The relationship between the activation energy of the forward and reverse reactions…

A: We know that activation energy is the minimum amount of energy that is to be added to the energy of…

Q: 2. In order for two molecules to react and form new substances, what are the two requirements for an…

A: Given: Two molecules react and form new substances  To find: Requirements for effective collisions…

Q: In an exothermic reaction, you need a ____ activation energy --- Ea--- when there will be no…

A: Activation energy can be defined as minimum amount of energy required by any system to start a…

Q: Explain what activation energy is. What causes chemical reactions to have activation energies?

A: When the activation energy of a reaction is higher, then the rate of that reaction will be lower.…

Q: A catalyst increases the activation energy required for a reaction to proceed. O True O False

A: The given statement is  A catalyst increase the activation energy required for a reaction to proceed

Q: Which of the statements given about the catalyst is not correct? D A catalyst changes the mechanism…

A:

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 of the following can lower the activation energy for a reaction? A. Increasing the…

A: To determine which of the given option lower the activation energy of a reaction.

Q: 3. What is the minimum amount of energy called to have an effective collision?

A: que 3  - For an effective collision , the molecule must possess some min. amount of energy to result…

Q: Which of the following does not affect the reaction rate? orientation of collisions between…

A:

Q: Which of the following changes will affect the activation energy of a reaction? 1. Increasing or…

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

Q: How are the following aspects of a reaction affected by the addition of a catalyst? Increased…

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

Q: 9. An increase in temperature increases the reaction rate. What is the best reason to explain this…

A: Applying statement of kinetic theory Ek= 3/2kT

Q: 47. Which of the following affects the activation energy of a reaction? temperature of the reactants…

A: As per bartleyby guidelines i answered only first question so please don't mind. Kindly post other…

Q: Which of the following statements concerning the collision theory is CORRECT? I. Increase in the…

A: Collision theory : This states that when the reactants with certain orientation, only a specific…

Q: Which factor is most sensitive to changes in temperature—the frequency of collisions, the…

A: The  factor which is most sensitive to changes in temperature has to be given,

Q: Catalysts lower the activation energy for a reaction to occur ? True or false

A: we have to say true or false Catalysts lower the activation energy for a reaction to occur ?

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…

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: Can an intermediate appear as a reactant in the first step of a reaction mechanism?

A: The reactant dissociates or associates in the first step of the reaction and leads to the formation…

Q: Addition of a catalyst to a reaction lowers the activation energy of at least one step in the…

A: Concept Introduction: A substance that helps a chemical reaction to proceed faster.

Q: Catalysts function by decreasing the required to form the transition state: Activation energy (A)…

A:

Q: How does subdividing (grinding up) the reactants affect the rate of a chemical reaction? O It…

A: How does subdividing/grinding the reactants affect the rate of chemical reaction?

Q: Which event must always occur for a chemical reaction to take place? Addition of a catalyst to the…

A: Chemical reaction depends  1) collision between reactant 2) activation energy 3) proper orientation

Q: (b) Explain what will happen to the activation energy and pre-exponential factor if the following…

A: The Answer to the following question is -

Q: A catalyst increases the rate of reaction by providing an alternative reaction pathway with a higher…

A: Catalyst are the molecules that are generally utilized to increase the rate of any biochemical…

Q: The activation energy for a reaction is the energy difference between what two components of a…

A:

Q: What is the statement about the slow step in the mechanism for a reaction mechanism?

A: A reaction which occur in more than one step is called a complex reaction. The different steps of…

Q: Which of these are factors that impact rate of reaction? temperature V reactant concentration…

A:

Q: . Which one of the following is NOT a key concept of the collision theory?      A. particles must…

A: The collision theory is based on the fact that occurrence of any chemical reaction can only be…

Q: What is the difference between a reaction intermediate anda transition state?

A: What is the difference between a reaction intermediate and a transition state?

Q: Which of the statements given about the catalyst is not correct? O A catalyst may be altered in the…

A: A multiple choice question about catalyst, which is to be accomplished.

Q: Which of the following will lower the activation energy for a reaction? O increasing the…

A: In a given chemical reaction, the minimum amount of energy required by the reactant molecules to…