The rate constant of a reaction is 2.85 ×10−5 L/mol·s at 195°C and 8.60 ×10−3 L/mol·s at 258°C. What is the activation energy of the reaction? Enter your answer in scientific notation.

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

A: We have been given trial 1,trial 2 and trial 3 for given reaction.We have been asked to determine…

Q: he question is in the image.

A: Given : We have to tell which factor will affect only third reaction.

Q: the reaction to three significant figures. k(s ¹) 3.10 × 10-4 7.77 × 10-3 0.0257 S-1 0.133 S-1 54.7…

A: Relationship between two rate constants at two different temperatures is ln ( ) = ( - ) WhereK1 is…

Q: The activation energy, Ea, for the reaction N₂O5(g) → 2 NO2(g) + 1/2O2(g) is 111 kJ/mol. Given that…

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Q: For the following reaction producing 1 mol of oxygen gas at a particular temperature, ΔH = –180 kJ.…

A: For an exothermic reaction, the activation energy for the reverse reaction is greater than the…

Q: Consider the following reaction at 25.0 °C Hg(OH)2 (aq) + CaCl2 (aq) →2HgCl (s) + Ca(OH)2 (aq)…

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Q: Which factor will not affect the rate of the following reaction? Na(s) + AgNO3(aq) --> NaNO3(aq) +…

A: The factors affecting the rate of the reaction are:Temperature----> The rate of the reaction…

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 student collected conducted 6 kinetics experiments for one reaction by  holding the concentrations…

A: The rate of the reaction increases with temperature as more molecules gain enough energy to cross…

Q: Ammonia and oxygen react to form nitrogen and water, like this: 4 NH,(g)+30,(g) - 2 N2(9)+6H,O(g)…

A: Use definition of the equilibrium and the Le-chatelier principle to find the rate of the reaction.

Q: Determine the overall order of the reaction from the graphs below

A: The plot of 1/[C4H6] versus t is linear whereas the plots of [C4H6] versus t and ln[C4H6] versus t…

Q: For the reaction: 4 Fe2+ (aq) + O2 (g) + 4 H3O+ (aq) → 4 Fe3+ (aq) + 6 H2O (l) it is known that when…

A: well,  The rate equation can be written for the reaction-…

Q: Consider the following reaction and the corresponding time-concentration table to answer the…

A: We have given the concentration of the O3 We have to cakculate the average rate of disappearance of…

Q: Some measurements of the initial rate of a certain reaction are given in the table below. [H]…

A: The order of the reaction is defined as the sum of the exponential power of all the concentration…

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: A certain reaction has an activation energy of 66.90 kJ/mol. At what Kelvin temperature will the…

A: It is based on the concept of Arrhenius theory of rate constant.  Here we are required to find the…

Q: In some reactions, the spatial orientation of the reactant molecules is a very important factor in…

A: A question based on kinetic theory, which is to be accomplished.

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

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Q: 21.Consider the reaction:   3A →  4C Initially, and at some fixed temperature, the reaction…

A: We have to find rate of reaction

Q: Given the same reactant concentrations, the reaction COlg) + Cl2(g) → COC2{g) at 250 degrees Celsius…

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Q: Consider the following reaction: The graph shows the concentration of Cl2 as a function of time.…

A: Answer:Average rate of reaction is equal to the rate of change in concentration of the reactant…

Q: If 2.5 x 10-4 moles of Na2S2O3 are present in the starting solution, how many moles of H2O2 are used…

A: Given : mole of Na2S2O3 = 2.5×10^-4 Volume of solution = 100 ml Difference in time = 600 sec.  To…

Q: For a certain reaction, Kc=2.70×10−9 and kf= 5.97×104 M−2⋅s−1M−2 ⋅ s−1 . Calculate the value of the…

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Q: Some measurements of the initial rate of a certain reaction are given in the table below. H2 2|…

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Q: 3Br2(aq)+3H2O(l)5Br

A: Given : Rate of consumption Br- = -∆[Br-] / ∆t = 1.66 • 10^-4 M/s  Rate of formation Br2 = +∆[Br2] /…

Q: Here is the following reaction at 25.0 °C Hg(OH)2 (aq) + CaCl2 (aq) →2HgCl (s) + Ca(OH)2 (aq)…

A: We have to express the rate law.

Q: A reversible reaction that occurs in a single step has ΔH = -64.0  kJ/mol and Ea = 27.7  kJ/mol.…

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Q: For the single step reaction: A + B  -> 2C + 25 kJ If the activation energy for this reaction is…

A: An energy diagram, often referred to as a reaction energy profile or potential energy diagram, is a…

Q: he activation energy for the reverse

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Q: 1. Consider the following reaction: Mg(s) + 2HCI(aq) → MgCl2(aq) + H;(g) A piece of magnesium was…

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts. If you…

Q: For the reaction: CH3CH3(g) + 2H₂O(g) + Ni(s) → 2CO(g) + 5H₂(g) + Ni(s), AH= +300 kJ/mol. Will an…

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Q: Here is the following reaction at 25.0 °C Hg(OH)2 (aq) + CaCl2 (aq) →2HgCl (s) + Ca(OH)2 (aq)…

A: The reaction is given as follows: Hg(OH)2 (aq) + CaCl2 (aq) → 2HgCl (s) + Ca(OH)2 (aq)

Q: 10. For the reaction BrO, + 5Br+ 6H* -----> 3Br, + 3H,0 at a particular time, A[BrO,1/A t = 1.5 x…

A: For the given reaction : 15×-∆Br-∆t=-∆BrO3-∆t  15×-∆Br-∆t=1.5 × 10-2 M/s -∆Br-∆t= 5 ×1.5 × 10-2 M/s…

Q: The data given in the table below is for the following reaction (run at 25°C): 2 NO + O, 2(g) → 2…

A: 1. Order with respect to NO  = 2     Order with respect to O2  = 1 2. Rate Law…

Q: Consider the reaction data.   A⟶products ?  (?) ?  (?−1) 325 0.391 575 0.735 What two points…

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Q: Consider the reaction: C(s) + 2H₂(g) → CH4 (8) A reaction mixture is made with some amount of C and…

A: Given data is For the reaction C(s) + 2 H2(g) ---------> CH4(g)  Initial Partial pressure of CH4…

Q: ⦁    2.  Explain, in terms of collision theory, why increasing the pressure on the following…

A: Concept:  Collision theory: the collision theory used to predict the rates of chemical reactions and…

Q: The reaction rate of CO and NO2 in the reaction   CO(g) + NO2(g) → CO2(g) + NO(g)   is measured…

A: The given reaction and the rate law of the reaction is given as,

Q: The activation energy of an uncatalyzed reaction is 95 kJ/mol. The addition of a catalyst lowers the…

A: Interpretation -  To determine the factor (ratio of K1(catalyzed)/K2(uncatalyzed)) will the catalyst…

Q: 18. In an experiment, the data below was collected for this reaction: A +B -C+D initial speed [A]…

A: Answer :-  rate=k[A]2[B]  The rate law for given reaction is , rate=k[A]2[B]…

Q: A certain reaction is known to have an activation energy E-41.0 kJ/mol. Furthermore, the rate of…

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Q: 1. Consider the following reaction: Mg(s) + 2HCI(aq) → MgCl(aq) + H2(g) A piece of magnesium was…

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Q: 2 ClO (g) Cl2 (g) + O2 (g) Determine the activation energy (Ea) and frequency factor (A) for this…

A: Here i have determined values of  both Ea and A

Q: 25. Nitrogen(II) oxide reacts with chlorine according to the equation: 2NO(g) + Cl₂(g) →→→ 2NOCI(g)…

A: Rate of reaction given for different concentrations of reactant.

Q: Consider the following reaction at 25.0 degree Celsius. 1) If the initial concentration of [Hg(OH)2]…

A: Answer: With the help of given data, first of all find out order of reaction and then using the…

Q: reaction to complete the following questions #7 and #8:  CaCl2 (s) + H2O (l) → CaO (s) + 2 HCl (aq)…

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Q: he rate constant for reaction is 4.1 × 10−3 L/mol·s at 25 °C and       9.3 × 10−3 L/mol·s at 125…

A: ln(K2/K1) = -Ea/R (1/T2 - 1/T1)