Which of these changes would increase the rate of a reaction?     Decrease concentration     Use solid rather than a gaseous form     Add catalyst     Decrease temperature

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: Why does the rate of the reaction slow down with time?   The rate constant slows with time because…

A: We need to explain why the rate of reaction  becomes less with time.

Q: For each of the changes listed will the rate of the following chemical reaction increase, decrease,…

A: According to Le-Chattelliar principle- 1)Changing concentration affect the equilibrium. When…

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

A:

Q: True or false  1. a catalyst will lower the activation energy * 2. a catalyst changes the reaction…

A: Catalyst is a chemical compound which has tendency to alter (increase or decrease) the rate of…

Q: Explain how the distribution of kinetic energies of the molecules in a sample is affected by: the…

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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: The average rate of a chemical reaction is defined as the change in concentration of a reactant or…

A: The details solution for this is provided below in step II.

Q: When a reversible chemical reaction has reached equilibrium, Group of answer choices the addition of…

A: The question is based on the concept of equilibrium. we have to determine the characteristics of 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: three ways that you can increase the rates of chemical reactions:

A: Rate of a Chemical Reaction is the change in concentration of Reactant or concentration of Product…

Q: In general, a small decrease in the temperature of an exothermic reaction will A cause the reaction…

A: C) cause an increase in the reaction rate

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: Which of the following is most closely associated with relatively slow rates of chemical reaction?…

A: High concentration of reactants , low energy of activation and presence of catalyst will increase…

Q: 3. Which of the following would NOT increase the rate of reaction?   A. raising the temperature…

A: Given,  The parameter which is would not increases the rate of the reaction is:

Q: (a) Select all of the correct statements about reaction rates from the choices below. The lower…

A: A question based on reaction rate is to accomplished.

Q: Chemical equilibrium only occurs if/when: [Check all that are required.] the reaction is reversible.…

A: Chemical equilibrium: Equilibrium for a reaction when a reversible chemical reaction having a rate…

Q: Describe how the addition of a catalyst increases the rate of reaction. A catalyst.. [ Select ]…

A: A catalyst increases rate of reaction by altering activation energy of reaction.

Q: Which of the following would NOT increase the rate of a chemical reaction? The removal of a catalyst…

A: The rate of reactions expresses the speed by which the reaction proceeds. This can be expressed in…

Q: Which one of the following factors DOES NOT affect the rate of a chemical reaction?…

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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: 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 affects the rate of a reaction? concentration, temperature, nature of…

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Q: Pls help ASAP. PLS look at the diagram of the graph to answer this.

A: Rate of a reaction can be expressed as how fast a reaction can occur

Q: Catalysts are sometimes used in chemical reactions.         a.  Explain what a catalyst does in a…

A: Catalyst is a chemical substance which increases the rate of a reaction without itself being changed…

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: The rate of any chemical reaction can be determined by observing   the amount of product formed in a…

A: Rate of reaction is defined as change of concentrations with respect to time .

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: When a product is added as a stressor on equilibrium, there is a(n): Group of answer choices…

A: Let suppose, reactants A and B combines to give C and D. After some time reactants attains…

Q: How does a catalyst influence a chemical equilibrium? Choose from the choices below:       It…

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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: The rate of the reaction can be measured by the amount of reactant or product. True or false

A: We measures the the in which the reaction completes.  Or simply the speed of any reaction is called…

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: In the diagram below, which pathway would represent the catalyzed reaction? reaction Progress Blue…

A: The energy-profile diagram of a chemical reaction is the representation of the variation of the…

Q: Le Chatelier’s Principle) Describe a chemical reaction that occurs in nature in which the products…

A: Le chateliers principle: if a dynamic equilibrium is disturbed by changing the conditions, the…

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: A reaction with a catalyst does not produce more than a reaction without a catalyst. It simply…

A: Answer:- This question is answered by using the simple concept of addition of a catalyst during a…

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: 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: State the effect of each on the rate of reaction as (1) increases, (D) decreases, or (N) no change.…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: bonds to be broken. The activation energy, Ea, of the forward reaction is the difference between the…

A: Statements 1,3,5,6,7 are coorect Activation energy is the minimum energy which is required to to…

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: What may happen to the reaction rate when you add catalyst on it?

A: catalyst increases the rate of reaction  but it self doesn't involve in any permanent chemical…

Q: Select all of the correct statements about reaction rates from the choices below. 1. The lower the…

A: The correct statements and their explanation are given in the following step.

Q: Label each reactant and product in the given chemical reaction. H2 + O2 ®H2O

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Q: What does a catalyst do to speed the reaction rate? It increases the concentration of the reactants.…

A: The best option that describes the role of catalyst in speeding up the rate of reaction has to be…

Q: Which of the following cannot increase the rate of a reaction? Group of answer choices Increase the…

A: The reaction rate is the rate at which the reactants form products.  The reaction rate varies with…