Which of the following is TRUE?     In relaxation methods of kinetic analysis, the equilibrium position of a reaction is first shifted suddenly and then allowed to readjust the equilibrium composition characteristic of the new conditions.     Catalysts are substances that accelerate reactions and affect the net chemical change on the reaction.     The rate-determining step is the fastest step in a reaction mechanism that controls the rate of the overall reaction     All statements are TRUE.     None of the statements are TRUE.

Q: How does changing temperature or concentration of reacting particles affect the rate at which…

A: reaction rate is directly proportional to temperature

Q: Question 10 of 25 Submit What is AH (in kJ/mol) for a reaction where the activation energy is 250…

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Q: 18. In Unit 2, you learned about reactions rates and factors that affect reaction rate. In Unit 3,…

A: The objective of the question is to understand the difference between the rate of a reaction and the…

Q: According to collision theory, reaction rates increase with temperature, because the activation…

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Q: What is the effect of increasing temperature on the rate, rate constant and activation energy?…

A: Solution - According to collision theory as the temperature increases number of collisions increases…

Q: what speeds up a chemical reaction and how is activation energy related to it?

A: Interpretation-  To tell about the speeds up of a chemical reaction and how the activation energy…

Q: Carbon tetrachloride, CCI, (g), can be synthesized according to the reaction represented below. A…

A: As the temperature of the reaction increases, the energy of molecules increase  hence the fraction…

Q: There are two fundamental types of catalysts. What are these catalysts and how do they modify the…

A: Two types of catalysts are there which can affect the rate of reaction.

Q: A В Products Reactants AH AH Reactants Products Reaction Progress - Reaction Progress- Potential…

A: Graph of endothermic reaction and purpose of catalyst

Q: Consider the following reaction:   X + Y + Z ? Products   Reaction # [X] [Y] [Z]…

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Q: For a reaction with reactant energy of 44 kJ and heat of reaction of 46 kJ and product energy of 90.…

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Q: Select following statements which describe the collision theory of reactivity.  More than one…

A: According to collision theory of reactivity , reactions occur when reactant  molecules "…

Q: Which of the following correctly illustrates the mathematical relationship between the cahnge in the…

A: The rate of reaction is defined as the pace at which a reaction occurs. It can be described at rate…

Q: In relation to the characteristics of a catalyst, select the FALSE statement: a) It is a chemical…

A: Given,  In relation to the characteristics of a catalyst, select the FALSE statement : a). It is a…

Q: The addition of a reactant to a system can accelerate the rate of the forward direction. O True O…

A: Concept is based on Chemical equilibrium. Lechateliers principle.

Q: doubling the concentration of A does nothing to the reaction rate doubling the concentration of A…

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Q: After a collision between two molecules, which of the following influences the effectiveness of the…

A: Collision theory is a scientific theory that explains how chemical reactions occur and what factors…

Q: Define the term activated complex and explain its significance in a chemical reaction.

A: Activated complex is a stage that comes in the path of reactants getting converted to products.

Q: 1. The theory that is used to explain chemical reaction kinetics is called   2. How does a…

A: The given question is, 1. The theory that is used to explain chemical reaction kinetics is called,…

Q: For an exothermic reaction, what does the activation energy of the reverse reaction equal? the…

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Q: Determine the rate law and the value of k for the following reaction using the data provided. 2…

A: Given that, 2 NO(g) + O2(g) → 2 NO2(g) [NO]i (M)      [O2]i (M)              Initial Rate…

Q: Addition of a catalyst to a reaction lowers the activation energy of at least one step in the…

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Q: What does adding a catalyst to a reaction do? Select all that apply. Oalter the orientation of…

A: Catalyst are chemical substances that increase the reaction rate, but doesn't change during the…

Q: 6, In the proposed two-step mechanism of decomposition of ozone the oxygen is: step 1: O3=>O2 + O…

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

Q: The change in temperature from 20°C to 10°C is found to halve the rate of a particular chemical…

A: Rate of reaction depends on temperature and varies with change in temperature.

Q: Which of the following is true regarding collision theory? It is mutually exclusive with transition…

A: Collision theory is a fundamental concept in chemistry that explains how chemical reactions occur at…

Q: Does every collision between reactant particles lead to products? Why or why not?

A: The question is asking whether every collision between reactant particles in a chemical reaction…

Q: examine the image, which shows four chemical systems of colliding molecules. Which chemical system…

A: The given four systems contains the various number of molecules which collides accordingly. The…

Q: Determine the rate law and the value of k for the following reaction using the data provided. 2…

A: The kinetics data given is,

Q: the minimum energy required to initiate a chemical reaction?

A: Collision theory is used to conclude about the rate of a chemical reaction and it is based on the…

Q: Which energy difference in the energy profile below corresponds to the activation energy for the…

A: The Activation energy is the minimum amount of energy required for the reaction to occur . From the…

Q: The central idea of the collision model is that molecules must collide in order to react. Give two…

A: The collision theory says that the main conditions for the taking place of a chemical reaction are…

Q: How do we determine reaction mechanisms?

A: A chemical reaction mechanism represents the way to form and break the chemical bonds between…

Q: As this particular reaction is third order, estimate the value of the rate constant, k. Express your…

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Q: Consider the following data showing the initial rate of a reaction (A→products) at several different…

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Q: Initial-rate data at a certain temperature is given in the table for the reaction SO₂Cl₂(g) - SO₂(g)…

A: The question is based on the concept of chemical kinetics.   we need to calculate rate constant…

Q: Express the rate of the following reaction 1. When hydrogen combined with nitrogen, then the product…

A: nA+mB ----> xC + yD A and B are reactants C and D are products n,m and x,y are coefficients. Rate…

Q: Report your answer to the tenths place and do not include units. k at 25.0°C is equal to 3.51 x 10-6…

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Q: 16. How can the effect of temperature on the reaction rate be explained by collision theory?

A: Collision theory is a principle in chemistry that explains how chemical reactions occur and why…

Q: The instantaneous rate of a chemical reaction is independent of time. True False

A: The reaction's current rate of progress is known as the instantaneous rate of reaction. Assume that…

Q: Which event must always occur for a chemical reaction to take place? Addition of a catalyst to the…

A: Chemical reaction depends  1) collision between reactant 2) activation energy 3) proper orientation

Q: Determine the rate law and the value of k for the following reaction using the data provided.…

A: • 2 NO(g) + O2(g) → 2 NO2(g)        According to rate law    rate = k [NO]x [O2]y k → rate…