47)In a catalyzed chemical reaction, one function of a catalyst is to A) increase the number of successful reactant collisions. B) decrease the concentration of reactants. C) change the equilibrium concentrations of the products and reactants. D) increase the energy given off during the reaction. E) increase the temperature at which the reaction is carried out.

Q: 2. Why equilibrium? are catalysts added to some industrial processes that involve an

A: Catalysts are used to achieve equilibrium state faster.

Q: Which of conditions characterizes a system in a state of chemical equilibrium? A. The concentrations…

A: At equilibrium: The concentration of the product and the concentration of reactant may vary 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: From the given picture 1.) Define endothermic reaction and exothermic reaction 2.) Differentiate…

A:

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: When the concentration of reactant molecules is increased, the rate of reaction increases. TRUE OR…

A: The rate of the reaction is the amount of reactant reacted in given amount of time.

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: a.)Label the following energy diagram with activated complex, activation energy, product energy,…

A: Given diagram:

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: Which of the following statements is typically true for a catalyst? The concentration of the…

A: Which is the correct option of the following--

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

A: Explained as follows

Q: What are the two reasons why increasing the temperature of a reaction, generally increases the rate…

A: 1.

Q: Why does the rate of the forward reaction slow down as the reaction proceeds?

A: The equilibrium is the point in a chemical reaction at which the rate of the forward reaction…

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: is chemical reactions and reaction rate the same?

A: Chemical reaction can be described as a process where one or more substances (termed as reactants)…

Q: The rate of a chemical reaction (increases, decreases) asthe temperature rises.

A: Given condition: Rise in temperature

Q: The activation energy is the minimum amount of energy necessary for a chemical reaction to occur. O…

A: Activation Energy (Ea) :- Yes, activation energy is the minimum amount of energy required for a…

Q: Which of the following statements is/are correct about catalysts? They do not affect equilibrium O…

A: Catalyst : catalysts are used to increase rate of reaction .

Q: Concentration of the reactants O Presence of a catalyst O Temperature O All of them

A: The rate of reaction depends upon the following factors.

Q: Using Le Châtelier's principle, determine how the process is affected after each of the following…

A: According to le-chatelier principle, a change in one of the variables that describe an equilibrium…

Q: Explain why high molecularity reactions are rare but not conflicting with the fact that increasing…

A: Molecularity is the number of reactant molecules that collides with each other simultaneously in a…

Q: Which of the following terms is described as the amount of energy reactants are required to absorb…

A: Kinetic energy; amount of energy required to move an object from its initial position.  Potential…

Q: Adding a catalyst to a reaction increases the reaction rate by O a) decreasing the activation energy…

A: Catalysts are the substances which alter the rate of the reaction without getting consumed.

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: What effect does a catalyst have on a reaction?

A: A catalyst is defined as a chemical substance that increases the rate of the chemical reaction. It…

Q: Write the overall reaction  identify reactants, products, catalyst and reaction intermediate

A: The overall reaction can be written as: O3 (g) + Cl2 (g)  →  O2 (g) + Cl2O (g)

Q: According to collision theory, which condition(s) must be met in order for molecules to react? 1.…

A: Collision theory is used in chemistry to predict the rates of the reaction, specifically for gases.…

Q: Describe two ways to make a chemical reaction proceed faster, and explain why the rate increases…

A: Chemical kinetics can be defined as the branch of chemistry that deals with rate of chemical…

Q: What is the usefulness of catalysts?

A: The usefulness of Catalysts can be described as follows -

Q: of

A: This question is related to rate of reaction.

Q: Select the true statement regarding catalysis of chemical reactions Catalysts appear in the overall…

A: Catalysis is reaction in which catalyst is used.

Q: The system is said to be when the rate of the forward reaction is equal to the rate of the reverse…

A: Answer:- C Explanation:- At equilibrium state, the rates of forward and backward reactions are…

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

A: The correct option is:

Q: Why does increasing temperature increase a reaction rate?

A:

Q: Explain why chemical reactions proceed faster (a) as the temperature is increased(b) as the…

A: fsfdeferferrfgvdrfv

Q: What does a catalyst do?

A:

Q: is an elementary reaction with three reactant molecules.

A: Those reaction which involve only one step in formation of product are called elementary reaction.…

Q: Catalysts speed up the rate of a reaction by increasing the activation energy Select one: O True O…

A:

Q: Does a catalyst increase reaction rate by the same meansas a rise in temperature does? Explain.

A: The rate of rarction increases on increasing the temperature.  For most of the homogeneous…

Q: For a catalyzed reversible reaction which statement(s) about the effect of the catalyst on the…

A: The rate of a reaction can be increased by adding a suitable catalyst. A catalyst is a substance…

Q: In the following energy profile, pathway A represents the ( .) reaction and the reaction is (. .) *…

A: In the given figure, pathway A is an uncatalyzed reaction and the reaction is exothermic.  Therefore…

Q: For an exothermic reaction, which of the following best describes the effect of increasing the…

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

Q: Explain what happens in a chemical reaction? what does activation energy (EA) mean?

A: A chemical reaction is used to represent a chemical change.

Q: Raising the temperature of a reaction causes which of the following? O The rate of reaction will…

A: