Draw a reaction-energy diagram for a one-step exothermic reaction. Label the parts that represent the reactants, products, transition state, activation energy, and heat of reaction

Q: Which of the following affect the rate of a reaction?     temperature     nature of reactants…

A: Factors that affect the rate of the reaction is given by following –  Temperature Nature of…

Q: Diagrams like the one below are used to represent exothermic reactions. For instance, consider…

A: The energy diagram given is,

Q: (c) The energy of the reactants is shown on the following energy diagram. On the right side of the…

A: The objective of the question is to draw the energy diagram of the reaction where methane (CH4)…

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: Draw an energy diagram for an endothermic reaction without a catalyst (use a solid line) and with a…

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

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Q: Any chemical or physical change that absorbs energy is an endothermic process. is an exothermic…

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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: Using an energy diagram of a chemical reaction determine what are the reactants, products, enthalpy…

A: Define term : Reactant: A substance that takes part in and undergoes change during a reaction.…

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: 13 Draw an energy diagram for an exothermic reaction and label all parts including the path taken in…

A: We will draw the graph of energy and  progress of reaction

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…

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Q: Which of the following is not one of the five factors that influence reaction rates? O The presence…

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

Q: . a) changing the nature of the reactants Changing the nature of the reactants might increase or…

A: 1) changing the state of reactant as solid have less kinetic energy while gas have high kinetic…

Q: Sketch a qualitative reaction energy diagram for a chemical reaction with and without a catalyst.…

A: Energy diagram of any reaction, gives the information about the reaction is thermodynamically…

Q: State two reasons why increasing temperature increases reaction rate.

A: Increasing temperature increases the reaction rate. Two reasons for the above statement have to be…

Q: Which three of these factors will not increase the rate of the reaction ? decreasing the kinetic…

A: Activation energy is defined as the minimum amount of extra energy required by a reacting molecule…

Q: Draw the energy diagram and label the reactant, product, transition state, enthalpy change, and the…

A: Starting material is considered to be the reactants. The energy diagram begins with the reactants at…

Q: Draw a reaction energy diagram for a two-step reaction with the first step is the slow step and the…

A: To draw the reaction energy diagram we will have to analyse the given data as ; Reaction is…

Q: Reaction progress Increasing energy

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

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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: 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: Describe factors that affect chemical reaction rates.

A: Reaction rate is defined as the speed which the reaction proceeds. It is directly proportional to…

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

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

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

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Q: 1. Explain the following: a) Reaction Rate b) Collision theory c) Activation energy d) Catalyst

A: 1 (a) Reaction rate: The reaction rate  is the speed at which a chemical reaction takes place,…

Q: What happens to the reaction rate if the energy of the product is lowered?

A: It is given that the rate of the reaction needs to be determined when the energy of the product…

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: 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: What effect does a catalyst have on the reaction rate and the products formed in a reaction? The…

A: We have to predict the correct statement about catalyst.

Q: What is the activation energy of a reaction? Draw the energy diagram for the reaction:  A → B and…

A: Activation energy, in chemistry, the minimum amount of energy that is required to activate atoms or…

Q: 4. Two chemical reactions are represented below. The potential energy diagram is shown below for…

A: Activation energy is the minimum energy required which is more than the average kinetic energy of…

Q: C2H4 + O2 Reaction Progress Energy

A: Calculating heat of combustion by using bond energy of reactant and product.

Q: Sketch an energy diagram graph representing an endothermic reaction, and label the following. a.…

A: In an endothermic reaction, the average energy of the reactants is less than that of the products,…

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

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Q: As the temperature of a reaction is increased, the rate of reactions increase because the O A.…

A: The speed of the reaction generally increases between 2-3 times for a rise of temperature  of 100C.…

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: Use energy diagrams to compare catalyzed and ucatalyzed reactions

A: A catalyst is a substance that increases the rate of the reaction by lowering the activation energy…

Q: Sketch a qualitative reaction energy diagram for a chemical reaction with and without a catalyst.…

A: On the basis of heat change, all chemical reactions can be classified as exothermic and endothermic…

Q: Consider this reaction diagrams where R is reactants and Pis products. R Reaction progress What…

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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: Draw a reaction coordinate diagram for a two-step reaction in which the first step is endergonic,…

A: Reaction coordinate diagram is an abstract one dimensional coordinate which represents progress…

Q: (c) The energy of the reactants is shown on the following energy diagram. On the right side of the…

A: The complete reaction is shown below: CH4+F2→CH3F+HF

Q: Draw an energy profile diagram for an exothermic reaction process with a positive activation energy.

A: For an exothermic reaction, del H = -ve.We will Draw an energy profile diagram for an exothermic…