In the complete combustion of methane:                     CH4 + O2 --> CO2 + 2H2O What is the activation energy in KJ is involve in the reaction when  at 400oC the rate constant is found to be 2.3 M/s  and at 750oC at rate constant of 3.2 M/s.

Q: The activation energy of a non-catalyzed chemical reaction is 75 kJ/mol. However, the activation…

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Q: Below are the rate constants for the decomposition of N2O5 at various temperatures: Temperature, oC…

A: We know that, k = Ae(-Ea/RT)                       lnk = lnA - (Ea/R)(1/T)So to calculate Ea ; we…

Q: The reaction 2 NO(9) + Cl2 (9) -- 2 NOCI(9) was studied at –10°C, The following results were…

A: Consider the given reaction is as follows; 2 NO g  +  Cl2g   →     2 NOClgRate law = k NOα Cl2β The…

Q: For the decomposition of hydrogen lodide on a gold surface at 150 °C 2 HI(g) → H₂ (9)+ 1₂ (9)…

A: The rate of a reaction is the ratio of the change in concentration of reactant or product to the…

Q: Determine if the following proposed mechanisms has a rate law that is consistent with the observed…

A: Rate law of a reaction is written as product of concentration of reactants raised to their…

Q: The rearrangement of ammonium cyanate to urea in aqueous solution at 50 °C NH,NCO(aq)(NH2);CO(aq) is…

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Q: The rate constant of a reaction is 1.26 × 10-9 s-1 at 100.0oC and 6.18 × 10-5 s-1 at 200.0oC.…

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Q: The activation energy for a reaction is 552.3 kJ. The rate constant at 51.9ºC is equal to 1.21 x…

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Q: The reaction was studied at 25 °C and the following results were obtained: a) determine the rate…

A: we have to determine the rate law of the reaction

Q: The reaction C₂Hg (g) →2C₂H₂(g) has an activation energy of 262 kJ/mol. At 600.0 K, the rate…

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Q: For the reaction: BrO³- (aq) + 5Br (aq) + 8H+ (aq) → 3Br₂(e) + H₂O(l) The initial rate of the…

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Q: Given the following details about a reaction: activation energy = 2.3E4 J/mol Should the…

A: Given, the activation energy of the reaction = 2.3E4 J/mol The temperature is increased from the…

Q: Hydrogen peroxide (H2O2) decomposes into water and oxygen: H,0,(1) → H,0() + -0,(g) The data in the…

A: In order to find the rate constant, we have to find the order of the reaction by graphical method in…

Q: Hydrogen peroxide decomposes to water and oxygen gas with the aid of a catalyst (MnO2). The…

A: Since using a catalyst basically decreases the activation energy and hence it increases the 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: A reaction has the activation energy of 53.5 kJ/mol for the forward step and the energy change (AE…

A: Activation energy is known as the minimal amount of extra energy needed by a reacting molecule to…

Q: Calculate the rate constant considering the following rate data obtained at 25oC for the following…

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Q: The activation energy for a reaction is 509.8 kJ. The rate constant at 50.9ºC is equal to 1.39 x…

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Q: A reaction has a rate law of Rate = (1.25 M-¹s ¹) [A] [B]. What is the rate of the reaction if [A] =…

A: The relation between the concentration of the reactants and the rate of reaction is expressed by the…

Q: If a temperature increase from 20.0 °C to 35.0 °C triples the rate constant for a reaction, what is…

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Q: For Problem no. 21-22 At elevated temperatures, dinitrogen pentoxide decomposes to nitrogen dioxide…

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Q: The table below shows the experimental data for the reaction below at 250C. H2 (g) + I, (g)O 2HI (g)…

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Q: Consider this reaction: →2N2O5g+2N2O4gO2g At a certain temperature it obeys this rate law.rate…

A: Since as per the given rate law we can see that the power of the concentration of N2O5 is 2  Hence…

Q: The rate constant (k) of a reaction was determined at three temperatures and the following plot was…

A: The required relationship is given below.

Q: The reaction in which CO2 decomposes to C0 and a free radical oxygen atom, O, has an activation…

A: Given that: Activation energy (Ea) = 460KJ/mol Frequency factor(A) = 3.3×1012 s-1 T = 283 K

Q: The activation energy for a reaction is 517.3 kJ. The rate constant at 52.9ºC is equal to 1.41 x…

A: Rate constant is directly proportional to temperatures .  Hence if temperature is increases than…

Q: Rates of Reactions Consider reactions of the type: Reactant 1 + Reactant 2 Products The activation…

A: Answer: On increasing the temperature, rate of reaction increases because increase in temperature…

Q: Chemistry for a reaction the energy of activation is 25kj. what is the value of frequency factor if…

A: The question is a numerical based on re

Q: For a chemical reaction the rate constant at 41 1 °C is 0.003803 s-1, while the rate constant at…

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Q: If an increase of 10 K in temperature doubles the rate constant of a reaction. What must the…

A: Given: Initial temperature, T1 ​= 54.4 + 273 = 327.4 K Let k1​=k When T2​= 64.4 + 273 = 337.4 K…

Q: A reaction proceeds at the rate of 0.98 Mh-l at 35 °C. If the activation energy is 99 kJ mol1, what…

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Q: The activation energy for a certain reaction is 48 RJ711181, and the rate constant is 2.5 x 10-2 s-1…

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Q: The activation energy, Ea, for a particular reaction is 19.4 kJ/mol. If the rate constant at 80 °C…

A: Answer:Here:k1 and k2 are the rate constants at temperatures T1 and T2 respectively.

Q: 4. A slightly bruised apple will rot extensively in about 4.00 days at room temperature, 25.0°C. If…

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Q: The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 x 104 s¹…

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Q: The rate constant dependence on temperature of a chemical reaction is plotted below ( LnK versus…

A: The dependence of rate constant on temperature is given by Arrhenius equation  k = Ae-Ea/RT Applying…

Q: the rate constant of a chemical reaction is 1.65 x 10-5 s-1.  what is the value of the constant in…

A: Rate constant is the proportionality constant of a rate equation by which we can express the  rate…

Q: Given this data determine the reaction rate between t = 10s and t =20;, and t = 40s and t = 50s…

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Q: The graphs below are plots of ln k vs. 1/T for different chemical reactions, A and B.  Which…

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Q: 50.) The activation energy (uncatalyzed) for the decomposition of H202 to H20 and O2 is 70.0 kJ/mol.…

A: Arrhenius equation is the temperature dependence formula of reaction rate, k = Ae-EaRTWhere,k = rate…

Q: Determine the activation energy for the Reaction Energy Diagram below: PE (kJ) 100 80 60 40 20 A+B…

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Q: 1 0.20 0.20 1.5 2 0.60 0.60 4.5 0.20 0.60 1.5 4 0.40 0.80 3.0 3.

A: From the experimental data,  Assume Rate law, Rate = k[A]m[B]n From exp (1) & (3) R1 =…