Label this energy diagram Energy Reaction coordinate energy of activation transition state (activated complex) products starting materials enthalpy change

Q: Which of the following affect the rate of a reaction: (a) concentration; (b) ΔH; (c) energy…

A: The factors which affect the rate of a reaction has to be given,

Q: According to the model of chemical reactions developed in class, explain why adding a catalyst can…

A: Activation energy is the minimum amount of energy required for a chemical reaction to proceed in the…

Q: When the kinetic energy is higher due to the decrease in temperature, the rate of reaction slows…

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

Q: When a reversible reaction’s forward rate is the same as the reverse rate, we refer to this as…

A:

Q: The activation energy =   The energy of the reactants =    The energy of the products =    The…

A: Activation energy (Ea) :-  The minimum amount of energy that must be possessed by reactant molecules…

Q: According to Le Chatelier’s Principle, which direction does a reaction move if the concentration of…

A: Le chatelliar's principle used to predict the direction of eqilibrium.

Q: Which of the following changes below speeds up the rate of reaction? Decrease the surface area of…

A: Increasing reactant concentration would speed up the rate of reaction

Q: 60. In this diagram, AH represents Products Reactants Reaction Progress (A) heat absorbed. (B) heat…

A: There are basically two types of reactions - exothermic and endothermic reactions. Endothermic…

Q: Which of the following is TRUE about a chemical system in equilibrium?      a. Reaction rate remains…

A: Given that : We have to identify which of the following is TRUE about a chemical system in…

Q: Use the energy diagram below to answer questions 13-15. 14. Determine the potential energy of the…

A: 14. Potential energy of the reactant = 300kJ 15. Potential energy of the  product = 100 kJ

Q: Which of the following conditions will increase the rate of an endothermic synthesis reaction?…

A: Given: An exothermic reaction i.e heat is released when the reaction proceeds:

Q: The presence of a catalyst: lowers activation energy increases activation energy O increases…

A:

Q: A reversible reaction has the following reactants and products, construct the chemical equation for…

A: A reversible reaction has the following reactants and products, construct the chemical equation for…

Q: Which of the following does not speed up a chemical reaction? crushing or grinding a solid…

A: A chemical reaction can be speed up by : (1). Crushing or grinding a solid :-  A solid is converted…

Q: Cooling an endothermic reaction will __________.     decrease the amount of product     increase…

A: According to the Le-Chatelier principle, if a change is made upon an equilibrium, then the…

Q: A. Indicate whether the following chages will increase, decrease, or have no effect upon the rate of…

A: Rate of reaction is defined as the pace at which reaction occurs. It can be considered as rate of…

Q: grade 12 chemistry:  A chemical reaction is likely to succeed if the reactant’s: a)  Kinetic…

A: Activation energy is the minimum amount of energy that must be provided to compounds to result in a…

Q: What does the part of the diagram labeled (A) represent? (B). (A) (C) (D) (E) O Product energy O…

A: In the given diagram, [A] represents = ?

Q: What happens to the activation energy as the temperature in a reacting system increases? the…

A: *Activation energy is extra amount of energy      needed to make the reaction effective . *…

Q: Which change increases the rate of a chemical reaction? * (1 Point) Increasing the size of solid…

A:

Q: In an exothermic reaction , an increase in temperature favors the formation of products. True or…

A: In an exothermic reaction, energy is produced in terms of heat. So change in enthalpy change is…

Q: Make a statement on how the concentration of a solution tends to affect the rate of a chemical…

A: Rate of reaction: It is the rate of reaction in which the speed at which the reactants are changed…

Q: Reaction progress Increasing energy

A:

Q: Rates of reaction are found to increase with temperature. Sketch a labelled diagram that shows the…

A:

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: n a particular chemical reaction 4 bonds are broken and 3 bonds are formed. Based only on this…

A: Endothermic reaction : In a chemical reaction when  more energy is needed to break bonds in the…

Q: When a catalyst is added to a reaction, the reaction rate is increased because the catalyst 1)…

A: (a) Answer: (2) decreases activation energy

Q: Which of the following conditions will decrease the rate of a reaction? a decrease in…

A: The rate of reaction increases with increase of temperature because of increase of number of…

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: Which of the following will not affect the reaction rate of a reaction? Increasing the surface area…

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

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: The diagram shows the potential energy changes for a reaction pathway. Reaction Pathway Part 1: Does…

A: Part 1  The energy difference between the products and reactants is known as the energy change of a…

Q: Label the energy diagram. Products Reaction coordinate Energy Energy of activation Reactants…

A:

Q: Which of the following changes leads to a decrease in reaction rate?    A. Increase the reactant…

A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction…

Q: 2) The graph shows the energy reaction curves with and without a catalyst for a certain reaction.…

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Q: equilibrium will _________.   decrease the amount of product   increase the amount of reactants…

A: Equilibrium is affected by temperature.  For endothermic reaction, by increasing temperature…

Q: What does a catalyst do? Increases the concentration of the reactants which increases the reaction…

A:

Q: The rate at which a reaction occurs can be influenced by many factors. Which of the following would…

A: D. Adding a catalyst.  When we add a catalyst to a chemical reaction, it increases the rate of…

Q: According to Le Chatelier's Principle, how does increasing the concentration of a reactant affects…

A: •Le chatlier principle:-According to this principle if we increase concentration of reactant than…

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: A catalyst affects the rate of the forward reaction by changing which of the following? Heat of…

A: Catalyst is a substance which can change the rate of a reaction without itself consumed.

Q: In a reversible reaction, dynamic equilibrium is attained when which of the following occurs? The…

A: Q- In a reversible reaction, dynamic equilibrium is attained when which of the following occurs?…

Q: Which of the following statements about a catalyst is true? O Catalysts increase the rate of the…

A:

Q: Activation energy is defined as O the energy needed to activate the products and turn them into…

A: In the given question we have to choose the correct option and to discuss about the activation…

Q: Relatively slow rates of chemical reaction are associated with which of the following? (A) The…

A: Given statement Relatively slow rates of chemical reaction Relative parameters given on which…

Q: A chemical reaction is endothermic and has an activation energy that is twice the value of the…

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Q: Chemical reactions occur when molecules or atoms collide in a way that the bonds between atoms break…

A: Bond formation and breaking involves the activation energy barrier, which determines the rate of…

Q: Identify the change that will always shift the equilibrium to the right. remove reactant increase…

A: Generally, the change in pressure and volume has greater impact when the reaction involves gaseous…

Q: Which of the following will NOT increase the rate of a reaction? increasing the temperature adding a…

A: Rate of reaction: The change in any one of the reactant and product with respect to time. Factor…

Q: any chemical system at equilibrium, the rate of the forward reaction equals the rate of the reverse…

A: This statement is True   For a chemical reaction to be equilibrium the rate of forward reaction is…