True or false  1. a catalyst will lower the activation energy * 2. a catalyst changes the reaction mechanism so that the transition state is lower energy 3. a catalyst increases the forward rate and the reverse rate 4. a catalyst changes the Keq

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: Will the rate of reaction increase or decrease when 1. temperature is increased 2. using a…

A: The rate of reaction of any reaction is the speed of that reaction. The rate of reaction is measured…

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

A: The answer is (B) False

Q: Consider the following two energy diagrams: Energy T Reactants According to the information…

A:

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: True or False: A catalyst will always speed up a reaction. A catalyst will always provide an…

A: The objective of the question is to verify the statements about the role of a catalyst in a chemical…

Q: All of the following effect the rate of a chemical reaction except for which one? increasing the…

A: In this question, we want to identify which one doesn't effect the rate of the chemical 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: 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: 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: Is the following true or false? All catalysts create a new reaction pathway with different…

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

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

A:

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: In a chemical reaction, what happen to the rate when you increase the temperature? Choose from the…

A: Rate of a chemical reaction is defined as the speed with which the reaction proceeds. It determines…

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

A: The rate of a chemical reaction depends upon:  1. Temperature: Generally Reactions speeds up with…

Q: As the temperature of a reaction is increased, the rate of the reaction increases because the The…

A: A chemical reaction happens when reactant molecule gets collide with each other or we can say…

Q: When a catalyst is added to a chemical system involving a reversible reaction, the catalyst…

A: Reversible reaction: It is a reaction which can proceed in both forward and reverse direction.A…

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: d What are the differences between the two diagrams? Curve A Curve B Reaction progress Reaction…

A:

Q: 29.What does adding a catalyst to a reaction do?  Select two that apply.   increase the rate of…

A: A catalyst is a substance which alters the rate of reaction without being consumed in the chemical…

Q: How do catalysts in the body speed up reactions? Decreasing the amount of products formed Increasing…

A: Ans is C

Q: if a catalyst changes the activation energy of a reversible reaction in the forward direction from…

A: Activation energy is the minimum energy required by the reactants so that they can overcome the…

Q: In 1 to 2 sentences, explain how catalysts increase the rate of reaction.

A: Chemical kinetics is branch of chemistry that deals with rates of chemical reactions.

Q: C What are the similarities between the two diagrams? Curve A Curve B Reaction progress Reaction…

A: Answer :-  The similarity between the two diagrams is-  the average energy of the reactants and…

Q: What does a catalyst do? Decrease the activation energy Catalysts are used instead of the regular…

A: catalyst decreses the activation energy. When it decreses the activation energy, the rate of…

Q: tion that goes to completion (this is not a reversible reaction) what happens to the rate with the…

A: Given : We have to tell the effect of catalyst.

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: What happens to the rate of reaction as the concentration of the reactants increase? decreases?

A: What happens to the rate of reaction as the concentration of the reactants increase? decreases?

Q: What can be done to lower the activation energy?   Question 6 options:   increasing the…

A: "Catalysts " can lower the activation energy and increase the reaction rate without being consumed…

Q: What the transition state is when there are two reactants?

A:

Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

A: The given hypothetical reaction : A + B → C + D

Q: Which one of the following statement is true about how catalyst works? Catalysts increase the rate…

A: Catalysts are the enzyme use in reaction to increase the rate of reaction .

Q: How do temperature, concentration, and catalysts affect the rate of a reaction?

A: All of them have different impact on rate of reaction.

Q: 6. What is the effect of increasing the concentration of a reactant in the reactant rate? A.) The…

A: 1.Reaction rate is the speed at which reaction procedes  2.Various factors affect rate of reaction.…

Q: How does increasing temperature affect the rate of reaction? * the activation energy increases so…

A: The rate of a reaction describes the change in the concentration of the reactant and product with…

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

A: Activation energy is the energy required by reactants to reach the activation energy barrier. It is…

Q: X 20. Which one of the following will 0/1 make a reaction go slower? * Add more of the reactants Use…

A: Answer

Q: A chemical species that is not consumed during a chemical reaction and increases the rate of the…

A:

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…