performed on a chemical reaction will lower it's activation energy? i) increasing the concentration of reactants ii) raising the temperature of the reaction iii) increasing the total pressure of the reaction iv) adding a catalyst a. 3 b. None of these. c. 1 d. 2 e. All of these.

Q: Lavel the diagram : Main Idea: Catalysts reduce the activation energy of chemical reactions The…

A: Each chemical reaction is associated with a certain amount of energy and the energy can be liberated…

Q: Which of the following will cause the reaction rate to INCREASE? Select one: A. Increasing the…

A: Rate of reaction represents the change of concentration of a reactant or a product with respect to…

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: When the concentration of reactant increases, what effect will this have on the rate of the reaction…

A: All reactions possess a particular rate. That rate always carries direct relation with reactant's…

Q: 47)In a catalyzed chemical reaction, one function of a catalyst is to A) increase the number of…

A: The catalyst is a chemical substance that increases the rate of the reaction without participating…

Q: A catalyst: a. changes the equilibrium concentration of the products. b. always increases the…

A: Answer A catalyst effect the both reaction forward reaction and…

Q: List the factors that affect reaction rates?

A: Factors affecting rate of the reactions: 1. Nature of reactants 2. Physical state of reactants 3.…

Q: What is the function of a catalyst? Increases the temperature of the reaction Increases the…

A: The Catalyst is a substance which increases the rate of reaction . The Catalyst provide the…

Q: What is the primary role of a catalyst in a chemical reaction? A) To increase the reactants'…

A: Catalyst never consumed in a chemical reaction.

Q: 5. Which of the following statements about a catalyst is TRUE? A. It participates in the reaction.…

A: B is incorrect as catalyst Donot change equilibrium concentration of reactants and products. C is…

Q: A catalyst acts to ___ the speed of the chemical reaction by ___ the activation energy:  a.…

A: Some chemical reaction are very slow due to very high activation energy. or Rate of…

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

A: Answer factors affecting the rate of reaction All given options…

Q: Energy Changes in Den 1 Fogy of tec Activation angy Energy elected by reaction Fowgy of produch gyf…

A: The diagram shows the type of reaction whether it is exothermic or endothermic.  The graph is energy…

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

A:

Q: What is activation energy?  Select one:

A:

Q: 13. Increasing the temperature for a reaction 1. increases the heat of reaction. IL increases the…

A: 2 and 3 are correct statement

Q: Results from a reversible reaction involving reactants and products that are in same phases. A.…

A: A homogeneous equilibrium in which all of the reactants and products are present in a single phase…

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: Which of the following will lead to faster formation of products? a. larger particle size of the…

A: The rate of reaction (formation of products) depends on the following:

Q: 1. The theory that is used to explain chemical reaction kinetics is called   2. How does a…

A: The given question is, 1. The theory that is used to explain chemical reaction kinetics is called,…

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: 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: . The Activation Energy can best be described as :   Group of answer choices a) The amount of…

A: In this question, we will discuss about Activation energy and then Select the correct answer.  You…

Q: What would happened to the rate of the reaction by decreasing the number of moles of reacting…

A: Here the mentioned three factor greatly influenced the rate of reaction. The concentration,…

Q: Which one of the following factors will decrease (slow down) the rate of a chemical reaction? A.…

A: Here, we have to fina the factor that will decrease the rate of a chemical reaction.

Q: 4. Does an irreversible reaction go to completion? 5. What do you mean by equilibrium?

A: The answer of the questions are given below,

Q: of

A: This question is related to rate of reaction.

Q: reaction rates (speed) can be enhanced by catalysts. explain how a catalyst could affect rate of a…

A: A catalyst added in any reaction enhances the rate of reaction but does not participate in the…

Q: Minimum amount of energy needed by a chemical reaction. reaction meeh anism C. rate activation enery…

A: Solution:    Chemical reaction is defined as the reaction between one or more reactants to form one…

Q: What is the advantage of knowing the factors that affect reaction rates?

A: Answer: Various processes are used in the industry to produce various chemical substances those are…

Q: what name is given to the minimum amount of energy needed by particles for them to react when they…

A: Quantitative computations of elementary bi-molecular gaseous processes are done using collision…

Q: How does a catalyst increase the rate of a chemical reaction?  A.By increasing the concentrations of…

A: The activation energy is the amount of energy when supplied to a reaction, the reaction starts to…

Q: A zero extent of reaction indicates: a. reversible reaction  b. no reaction  c.equilibrium system…

A:

Q: Which of the following is directly related to reaction rate? A. Concentration B. Pressure C. Time D.…

A: Which of the following is directly related to reaction rate ?  A. Concentration   B. Pressure  C.…

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…

Q: In terms of collision theory, When is a chemical reaction occurs?   A. chemical bonds are broken by…

A: