A first-order reaction has rate constants of 4.6 x 10-² s¹ and 9.5 × 10-2 s¹ at 0°C and 20.°C, respectively. What is the value of the activation energy? Activation energy = kJ/mol

Q: A first-order reaction has rate constants of 4.6 x 10 2 s1 and 9.3 x 10 2 sl at 0°C and 20.°C,…

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Q: Suppose that a catalyst lowers the activation barrier of a reaction from 127 kJ/molkJ/mol  to 58…

A: This  question  based on simple  Arhenuis  equation.   K = Ae-Ea/RT

Q: The frequency factor and activation energy for a chemical reaction are A = 6.11  x 10–12…

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Q: The reaction 2A +B --> 2C has an activation energy of 83.14 x 104 kJ/mol and a rate constant of…

A: In this question, we want to determine the rate constant k at 480.0K temperature. You can see…

Q: A certain reaction has an activation energy of 38.94 kJ/mol. At what Kelvin temperature will the…

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Q: Calculate the rate constant, ?�, for a reaction at 70.070.0 °C that has an activation energy of…

A: Data

Q: A certain reaction has an activation energy of 52.53 kJ/mol. At what Kelvin temperature will the…

A: Given K2 = 5 K1

Q: Calculate the activation energy, Ea, for the reaction 2 N₂O5 (g) → 4 NO2 (g) + O2(g) rom the…

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Q: For the process, A = B + C, the activation energy and enthalpy value are 150 kJ and 120 kJ,…

A: Activation energy is the “extra energy required by the reactant species to reach the activated…

Q: For the reaction   the value of A= 8.7 x 1012 s-1 and Ea = 63 kJ/mol.

A: K= Ae-Ea÷RT k= 11.74×10-83s-1 Rate constant is depend only on temperature not depend on…

Q: Consider the 3rd order reversible reaction: 2NO(g) + O2(g) ↔ 2NO2(g) The specific rates of the…

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Q: The reaction below: N2O5(g) → 2NO2(g) + ¾O2 (g) has a rate constant of 7.3 x10-5 s-1 at 30 °C and…

A: The speed of the reaction generally increases between 2-3 times for a rise of temperature of 100C…

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: A certain reaction has an activation energy of 41.96 kJ/mol. At what Kelvin temperature will the…

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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 certain first-order reaction has a rate constant of 2.20×10−2 s−1s−1 at 25 ∘C∘C. What is the value…

A: Part A:Given,Rate constant, k1 = 2.20*10-2s-1Initial temperature, T1 = 250C = ( 25 + 273 ) K = 298 K…

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

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Q: Dinitrogen pentoxide, N2O5, decomposes by a first order reaction with an activation energy of 110…

A: The Arrhenius equation for 2 temperatures is given by, lnk2k1=-EaR1T2-1T1 where k2 and k1 are the…

Q: The reaction between nitrogen dioxide and carbon monoxide is NO₂(g) + CO(g) → NO(g) + CO₂(g) The…

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Q: The rate constants for the first-order decomposition of a compound are 5.22× 10–4 s–1 at 43°C and…

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Q: N2 (g) + 2 O2 (g) N2O4 (g) The above reaction has an activation energy of 495 kJ and a change in…

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Q: For the formation of one mole of nitrosyl chloride, ΔΗ = -38 kJ NO(g) + Cl₂(g) → NOCI(g) The…

A: The formation of one mole of nitrosyl chloride,NO(g) + Cl2(g) ------> NOCl(g) Heat of reaction, H…

Q: Given the same reactant concentrations, the below reaction at 241. °C is 114. times as fast as the…

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

Q: The rate constant for the reaction                         CH2=CH2(g) + H2(g)  →  CH3−CH3(g) was…

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Q: In a series of experiments on the decomposition of dinitrogren pentoxide, N2O5, rate constants were…

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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…

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Q: The reaction   C4H8(g)⟶2C2H4(g)   has an activation energy of 262 kJ/mol. At 600.0 K, the rate…

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Q: A first-order reaction has rate constants of 4.6 × 10-2 s-1 and  7.0 ×10-2 s-1 at 0°C and 20.°C,…

A: The objective of the question is to calculate the activation energy of a first-order reaction given…

Q: alculate the rate constant at 225 ° C for a reaction that has a rate constant of  8.1  ×  10−4 s−1…

A: Given data :  Rate constant , K1 = 8.1 ×10-4 s-1  Temperature , T1 = 95C = 368K  Final Temperature…

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

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Q: A first-order reaction has rate constants of 4.6 x 10-2 s-1 and 9.8 x 10-2 s-1 at 0°C and 20.°C,…

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Q: Calculate the rate constant, k, for a reaction at 60.0 °C that has an activation energy of 77.7…

A: Rate constant is the ratio of product to the reactant where each concentration term is raised to the…

Q: Calculate the rate constant, k, for a reaction at 57.0 °C that has an activation energy of 83.5…

A: To calculate rate constant, we can use Arrhenius equation. According to this,  K = A. e(-Ea/RT)…

Q: The rate constant for this second‑order reaction is 0.630 M−1⋅s−1at 300 ∘C.   A⟶products   How…

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Q: Consider the combustion of ethane: 2C₂H6 (9) +702(g) → 4 CO2 (g) + 6H₂O(g) If the ethane is burning…

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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 rate constant for a reaction at 23.0°C is 0.010 s1 and its activation energy is 35.8 kJ.…

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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: UD OM1 e paunsspau SI Uompau UIPua temperature 147.0 °C 1.8 x 1010 216.0 °C 3.2 x 101 Assuming the…

A: Given-> T1 = 147.0°C = 147.0 + 273 = 420 K T2 = 216.0°C = 216.0 +273 = 489 K K1= 1.8 × 1010 K2=…

Q: The rate constant of a first-order reaction is 2.65 x 10 139 kJ/mol, calculate the temperature at…

A: It can solved using Arenhius equation as shown below

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

A: Given that       k1=6.1×10-8 s-1 at 600.0 K.   k2= ? s-1 at 730.0 K.   Ea = 262 k J/mol