From the given picture 1.) Define endothermic reaction and exothermic reaction 2.) Differentiate the activation energy of endothermic reaction and exothermic reaction. 3.) Explain the effect of catalyst on endothermic and exothermic reaction

Q: Illustrate the effect of a catalyst on a reaction ?

A: Catalysts are the substances that increase the rate of a chemical reaction without being consumed in…

Q: For the following pair of reaction diagrams, identify which of the pair is catalyzed: 50 45 40 35 45…

A: A catalysed reaction is the one in which a catalyst is used to increase the rate of reaction

Q: Many reactions that are thermodynamically possible do not occur at an appreciable rate because of…

A: If the Gibbs free energy of a reaction is negative then such reactions are spontaneous in nature.…

Q: Please answer the following questions for each term: Catalyst and Activation energy What…

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

Q: A catalyst is commonly defined as a material which changes (usually increases) the rate of…

A: A) Catalyst does not affect the position of equilibrium, adding a catalyst does not affect the…

Q: What do you mean by the term chemical reaction rate?

A: The rate of a reaction generally depends on the concentration of reactants. In other words the rate…

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: 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: Is the rate of a reaction always based on the concentration of reactants?

A: The rate of reaction is the measure of the speed at which the reactants are converted into products.…

Q: What is a catalyst?

A: The definition of catalyst has to be given,

Q: On the graph below, sketch the energy diagram for a reaction that has an activation energy of…

A:

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

A: Graph of endothermic reaction and purpose of catalyst

Q: What is activation energy?  Select one:

A:

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: What is reaction rate constant?

A: ANSWERE IS DISCUSSED BELOW :

Q: All chemical reactions have a set amount of activation energy in order for the reaction to move to…

A: Endothermic :(energy absorbed) products energy > reactants energy Exothermic:(energy released)…

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

A: Explained as follows

Q: For an endothermic reaction, which statement is true? The activation energy for going from…

A: The activation energy for the endothermic reaction is much greater than for the exothermic reaction.…

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: What factors determine whether a collision between two reactant molecules will result in a reaction?…

A: Collision theory of reaction rate: According to the collision theory of reaction rate, the randomly…

Q: If two reactant particles collide with less than the activation energy required, what happens?

A: According to collision theory, the reactant particles must collide with sufficient energy to break…

Q: The rate of a reaction is increased with the addition of a catalyst as shown in the following…

A: Catalyst is a substance that added to a Reaction which increases the rate of Reaction without itself…

Q: (a) What is meant by the term reaction rate? (b) Name three factors that can affect the rate of a…

A: The reaction rate is defined as the change in concentration of the chemical species, involving in…

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: What does adding a catalyst to a reaction do? Select all that apply. Oalter the orientation of…

A: Catalyst are chemical substances that increase the reaction rate, but doesn't change during the…

Q: ii) Explain the effect of Catalyst on the rate of a chemical reaction.

A: Effect of catalyst on rate of chemical reaction:

Q: 5. Explain why a minimum amount of energy would be required for a collision between two molecules of…

A: The rate of the reaction is referred to the change in the molar concentration in the distinct…

Q: (b) On the same diagram indicate the change or changes that result from the addition of the…

A: POTENTIAL ENERGY DIAGRAM: A diagram which depicts the energy changes occurring during a chemical…

Q: The following figure represents chemical reaction before and after using a catalyst and from the…

A:

Q: Reaction rate increased by an increase of surface area of a reactant. One way to increase surface…

A: Reaction rate is defined as speed at which chemical reaction takes place , its  Depends on many…

Q: Define Catalysts ?

A: SOLUTION: Step 1: A catalyst is any substance that increases a reaction rate without being consumed…

Q: The central idea of the collision model is that molecules must collide in order to react. Give two…

A: The collision theory says that the main conditions for the taking place of a chemical reaction are…

Q: a. Explain how a catalyst increases the speed of a chemical reaction. b. Draw a simple energy…

A: a)

Q: Draw two activation energy diagrams for an endothermic reaction, one with and one without a…

A: A catalyst provide a alternate pathway for reaction with lower activation energy.   Catalyst lower…

Q: Discuss how reaction rates have a role in your everyday life. Include an example of a fast reaction…

A: our body system consists lots of biological reactions. If a biochemical reaction in our body is too…

Q: Sketch an energy-level diagram for the conversion of reactants to products in an endothermic…

A:

Q: urce of the activation energy required, and is this reaction endothermic or exothermic? The flame…

A: The correct option is:

Q: What does a catalyst do?

A:

Q: (a) What is meant by the term reaction rate?

A: The reaction rate is defined as the change in concentration of the chemical species, involving in…

Q: 2 Define "activation energy" b What is the role of a catalyst in chemical reactions? Draw an energy…

A: 2(a) The minimum energy that must be provided to the compounds in a chemical reaction in order to…

Q: How is a catalyst defined and how does such a species increase the reaction rate?

A: The question is based on the concept of catalyst. We have to write its definition and explain how it…

Q: Draw energy diagrams of exothermic and endothermic reaction with low activation energy.

A: Exothermic reactions are those reactions in which there is a net energy evolved in the reaction. And…

Q: What is a catalyst? How does a catalyst increase the rate of a chemical reaction?

A: To find: What is a catalyst.  How does a catalyst increase the rate of the reaction

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: 2. The energy needed for a reaction to proceed from reactants to products is called _______ energy…

A: A reaction in which reactants chemically combine and leads to the formation of products is called a…