A catalyst speeds up a chemical reaction as a result of which of the following?   Question 14 options: A It makes the reaction more endothermic. B It provides an alternate pathway with a lower activation energy. C It makes the reaction more exothermic. D It increases the number of collisions between reacting molecules.

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

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Which of the following statements is true about the effect of a catalyst on a chemical reaction? A:…

A: A catalyst increases the rate of a chemical reaction by decreasing the activation energy.

Q: A catalyst --- a chemical reaction by --- the energy of activation, respectively.   Question 10…

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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: From the given picture 1.) Define endothermic reaction and exothermic reaction 2.) Differentiate…

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Q: Consider the following reaction-energy diagram. (a) Label the reactants and the products. Label the…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Which of the following statements are true about the activation energy of a reaction? (more than one…

A: This is a multiple selesct question. We have to find the true statements related to activation…

Q: The change in temperature from 10 °C to 20 °C is found to double the rate of a particular chemical…

A: Activation energy is defined as minimum amount of energy needed to complete the reaction.

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: Which of the following statements is true about the rate of the reaction for the chemical equation…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

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: A В Products Reactants AH AH Reactants Products Reaction Progress - Reaction Progress- Potential…

A: Graph of endothermic reaction and purpose of catalyst

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

A: Explained as follows

Q: Which change does not increase the value of the rate constant for a reaction? (A) decreasing the…

A: The relationship rate constant of any reaction is given by  where K = rate constant  A = frequency…

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

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Q: For the following reaction profiles, indicate the positions of reactants and products, the…

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Q: 1. How do catalysts speed up a chemical reaction? a. the reaction becomes endothermic b. the…

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

Q: The change in temperature from 10 °C to 20 °C is found to double the rate of a particular chemical…

A: Rate of reaction depends on temperature . temperature increase rate of reaction also increase.

Q: Which of the following defines activation energy?   A.The minimum amount of energy required to…

A: In the given question we have to define the activation energy, it is defined as the minimum amount…

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

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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: 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: . 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: Which of the following is the reason/s why the catalysts increase the rate of a reaction ( HINT:…

A: The presence of catalyst increases the rate of forward reaction due to the following reasons.

Q: Which of the following best describes a catalyst? O It increases the number of collisions between…

A: In order to separate a mixture of liquid , there should be difference in their boiling point.

Q: Reaction A has a high activation energy, whereas reacton B has a low activation energy. Which of the…

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Q: Which of the following statements is correct? a. The rate of a reaction decreases with passage of…

A: Given statements are related to kinetics of the reaction. means all given options are related to…

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: In a chemical reaction involving an activated complex, which of the following steps is always…

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Q: The activation energy of a chemical reaction is the energy that    A.  Must be released from the…

A: In order for the reaction to take place, some or all of the chemical bonds in the reactants must be…

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: Activity 5: different types of catalyst Compare and contract the different types of catalyst using…

A: Catalysis is the process of increasing the rate of a chemical reaction by adding a substance known…

Q: Which of the following statements is false. Catalysts make a reaction rate go faster by providing a…

A: A reaction will proceed in the forward direction if its reactant crosses the minimum energy…

Q: Select all the TRUE statements about catalysts. a) A catalyst speeds up a reaction. b) A catalyst is…

A: The role of catalyst in a chemical reaction is to speed up the reaction through an alternate path…

Q: Which of the following would describe a substance acting as a catalyst?   Question 5 options:…

A: A multiple choice question based on catalysis, which is to be accomplished.

Q: 17. The diagram below shows the energy profile of a reaction, A+B_making C+D Potential Energy A +B C…

A: Rate constant increases exponentially when activation energy decreases.

Q: How does adding a catalyst affect the rate of a chemical reaction? Has no effect on the rate of a…

A: Check the effect of addition of catalyst on the rate of the reaction.

Q: Enzymes are biological catalysts that enhance the rate of a reaction by Select one: decreasing the…

A: Enzymes are the catalyst which helps in increasing the rate of reaction.

Q: The following graph shows two different reaction pathwaysfor the same overall reaction at the same…

A: The activation energy for reverse reaction and forward reactions are as shown below Where E1 =…

Q: For a reaction with activation energy of 44 kJ and heat of reaction of -31 kJ and product energy of…

A: Given  Activation energy = 44 kJ Energy of products = 90 kJ Heat of reaction = -31kJ Energy of…

Q: Potential Energy Diagram B A Reaction Progress Use the Potential Energy Diagram. What is shown by…

A: Given

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: Refer to the following table to answer a, b, and c. (NOTE: Ea is activation energy.)…

A: 1) . From activation energy and Arhenius equation we know that for a reaction  to occur the kinetic…

Q: 51. The major reason an increase in temperature causes an increase in reaction rate is that (A) the…

A: An increase in temperature typically increase the rate of reaction .The increase in temperature will…

Q: Which statement regarding catalyst is incorrect It is regenerated during the reaction O increases…

A: Explanation :- Catalyst :- A catalyst change the rate of chemical reaction. Catalyst lower the…

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: 9. What effect does a catalyst have on a reaction? A. It changes the AH of a reaction. B. It…

A: Catalyst is the substance that form reactant-Catalyst complex and follow a different  pathway from…