As the temperature of a reaction is increased, the rate of reactions increase because the O A. reactant molecules collide less frequently B. activation energy is lowered C. reactant molecules collide with greater energy D. reactant molecules collide less frequently but with greater energy

Q: Are the products or reactants of this reaction storing more energy in their chemical bonds? Energy…

A: The given graph shows an exothermic reaction.  Change in energy, ∆H = energy of products - energy of…

Q: True or false The rate limiting step in a reaction is the slowest step in the reaction sequence

A: Given statement is , The rate limiting step in a reaction is the slowest step in the reaction…

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: What will happen if a catalyst is added to a reaction mixture? A. increases the rate of collisions…

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

Q: Classify each statement about catalysts as true or false. 1. Biological catalysts are known as…

A: 1) enzymes  are the biological catalyst which catalysis the biological processes = True  2) A…

Q: For each reaction in question 20, sketch a reaction coordinate energy diagram indicating the…

A: Description: For reaction A: Here we get mixture of Enatiomer in 50% of each i.e. racemic mixture.…

Q: How would the reaction rate change if you heat a reaction up? The reaction rate will increase Not…

A: Using concept of Arrhenius equation A= ke-Ea/RT

Q: hy does adding the reaction mix to the “stop” tubes immediately stop the enzymic reaction?

A: Raising temperature generally speeds up a reaction, and lowering temperature slows down a reaction.…

Q: 60 50 40 kcal/mol 30 20 10 course of rx Activation energy is required to make the reaction occur A.…

A: The minimum energy required to cross the energy barrier is known as activation energy.

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

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Q: Complete

A: We have to give Correct statement

Q: What does a catalyst do? Decrease the activation energy Catalysts are used instead of the regular…

A: catalyst decreses the activation energy. When it decreses the activation energy, the rate of…

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: a It has two starting reactants forming a single product. b. It has three steps. c The third step is…

A: Answer: This diagram is based on collision theory, according to which, to form a product, two…

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

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Q: What best defines a transition state?

A: The transition state is a very short-lived species of atoms at a local energy maximum in a…

Q: Consider the energy diagram in the Figure below. Which one of the following statements is *not*…

A: Concept - Total no. of steps can be calculated by the total no. of peaks. Step that has the highest…

Q: Label the reaction coordinate diagram correctly. ) Energy II) Time III) Reactants IV) Products V)…

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

A: Reaction energy diagram for endothermic reaction in presence of catalyst or in absence of catalyst =…

Q: Consider the attached energy diagram for the conversion of A → G. Question: How many steps are…

A: A reaction in chemistry has a few important elements- Substrate, attacking reagent, intermediate,…

Q: An inhibitor: O Reverses the reaction O Has no effect on the rate of reaction O Decreases the rate…

A: The change in the concentration of the reactant or products in unit time is known as the rate of the…

Q: Is X a reactant or product of the reaction? How is the reaction rate changing as time progresses?…

A: The given graph is :

Q: D torr. Find the order of reaction. e reactant concentration [AJ.

A: (t1/2)1 = 256 s P1 = 290 torr (t1/2)2 = 212 s P2 = 360 torr Now, (t1/2)1/(t1/2)2 = (P1/P2)1-n Where…

Q: A В Reaction progress Reaction pathway A is O exothermic. neither exothermic nor endothermic. O…

A: The enthalpy change of a chemical reaction is calculated as follows: ∆H = Hproducts -Hreactants If…

Q: Factors that accelerate the rate of chemical reactions include all expect: a) increase in…

A: Given factors: a) increase in temperature  b) increasing the reactant concentration  c) increasing…

Q: Add all four reactions steps together to get the overall reaction. Remember to cross out anything…

A: For a multistep reaction, the overall reaction is obtained by combining the intermediate steps. All…

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: Explain using an example how the rate of reaction is related to the rate of change of reactant or…

A: Rate of the Reaction is the change in the concentration of the reactants or products with respect to…

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: 16. Consider the energy diagram for the reaction AB + C → AC +B. Diagram 1 Diagram 2 II DF + E Е АВ…

A: An energy diagram is a diagram which shows the relative potential energies of reactants, transition…

Q: 40. Given the reaction: A + B→ C + D, the reaction will most likely occur at the greatest rate if A…

A: Ionic compound - Compound containing cation of metal and anion of non metal  Non polar molecule…

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 general as a reaction proceeds, what happens to the rate of the reaction? Select one: a.…

A: The reaction rate or rate of reaction is the speed at which a chemical reaction takes place. And…

Q: (b) An endothermic reaction cannot have more than one intermediate. (c) An exothermic reaction…

A: Reaction intermediate: These are formed from reactants in between the reaction further those…

Q: Answer the following question using the reaction coordinate diagram shown below. 280 240+ 200 160+…

A: Here, we have to find how the addition of a catalyst would affect the reaction.

Q: Refer to the reaction energy diagram to answer parts (a) through (e). (a) What is the rate-limiting…

A: Hello. There are multiple subparts to the question posted. The first three subparts have been…

Q: Increasing the concentration of either of the reactants of an Sn2 reaction increases the rate of the…

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Q: 22. Which potential energy diagram best describes the given reaction? NaOCH3 Na AG Reaction…

A: The given reaction describes the reaction between acetic anhydride and methoxide ion as stronger…

Q: Which of the following changes would most likely increase the rate of a reaction?   a. increasing…

A: The rate of a chemical reaction helps in determining the speed of the reaction. It also tells about…

Q: Draw the structure of the reactive intermediate that will be formed by the elementary step in Figure…

A: Reactive intermediates are species formed in a reaction between reactants and products.  It is an…

Q: Identify SN1 transition state properties. Choose one or more: O A. There are two transition states…

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Q: e Types of reactions

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Q: A reaction that requires less energy to reach the transition state will be a reaction. (A) (B)…

A: Answer Reaction that requires less energy to reach the transition…

Q: 1. Complete the following reaction: OH HOAc/NaOCH 2. For the above reaction in question 1, what…

A: The given compound is alcohol . The reagent given is acetic acid +Naocl is oxidised the alcohol into…

Q: Which of the following relates the reaction rate to a situation in which the reactants are used up…

A: You have a good question  We know that rate of a reaction is proportional to the concentration of…

Q: Why does a higher concentration make a reaction faster?

A: Increase in the concentration increases the rate of reaction : Reason: Higher concentration means…

Q: Match all the described steps of a typical bimolecular reaction sequence to the location on the…

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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: Q1 How did an increase in temperature affect the rate of a reaction?o

A: On increasing Temperature, Rate of reaction also increases.

Q: 1. A reaction is found to stop just before all reactants are converted to products. Which of the…

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