The rate constant at 366 K for a first-order reaction is 7.7 x 10–3s-1 and the activation energy is 15.9 kJ/mol. What is the value of the frequency factor, A, in the Arrhenius equation? (R = 8.314 J/K.mol)

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Q: 3. A particular first-order reaction has a rate constant of 1.35 × 10² s-l at 25.0°C. At what…

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Q: A researcher raises the temperature from 37.8 to 49.8 o C and finds that the rate of the reaction…

A: The expression of Arrhenius equation is shown below: Where; k = rate constant A = Arrhenius…

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 second order reaction whose rate constant at 800 °C was found to be 5.0 x 10* L mol s' has an…

A: Given K1 = 5.0×10-3 L/mol.s T1 = 800°C T2 = 875°C Activation energy (Ea) = 45 kJ

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Q: The activation energy, Ea, for a particular reaction is 13.6 kJ/mol. If the rate constant at 475 K…

A: The relation between rate constant and temperature is given by Arrhenius Equation which is  k =…

Q: The activation energy, Ea, for a particular reaction is 13.6 kJ/mol. If the rate constant at 475 K…

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Q: A particular first-order reaction has a rate constant of 1.35 x 102 s1 at 25.0 °C. What is the…

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Q: Chemistry The decomposition of acetaldehyde is a second order reaction with a rate constant of 4.71…

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Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K…

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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: 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 an activation energy of 83 kJ/mol. If the rate constant for this reaction…

A: Rate constant(K1) = 2.1 × 10-2 s-1  Activation energy = 83 KJ/mol = 83000J/mol Temperature (T1) =…

Q: How long will it take for the concentration of A to decrease from 1.25 M to 0.269 for the second…

A: Initial concentration of A = 1.25 M  Reduced concentration of A = 0.269 M  Rate constant (k) = 1.52…

Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K…

A:

Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K…

A: Given,

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

A: Formula usedlog K2K1=Ea2.303 R 1T1-1T2given Eq=19.4 Kjmol        T1 , K1=273+80 , 0.820       T2 ,…

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Q: A certain first-order reaction has a rate constant of 2.35 x 102 s-1 at 25°C. What is the value of k…

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A: Given reaction: HI(g) → 12 H2(g) + 12 I2(g) The slope of the plot of 1/[HI] versus time in seconds…

Q: A particular first-order reaction has a rate constant of 1.35 x 102 s-1 at 25.0oC. What is the…

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Q: The activation energy for a first order reaction is 100.6 kj/mole at 121°C. What is the rate…

A: Activation energy (Ea) = 100.6 KJ/mol ...Or because 1 KJ = 1000 J    so,  = 100.6 KJ/mol × (1000 J /…

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Q: Enter your answer in the provided box. The rate constant of a first-order reaction is 3.45 x 10s at…

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Q: The rate constant of a first-order reaction is 4.60 x 104 s at 350 degrees Celsius. If the…

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Q: The rate constant, k, for a first-order reaction is 1.36 x 10^3 s –1 at 90.°C and the activation…

A: Given-> K1 = 1.36 × 103 s-1    T1 = 90°C = 90 + 273 = 363 K K2 = ?                           T2 =…

Q: The activation energy, Ea, for a particular reaction is 13.6 kJ/mol. If the rate constant at 475 K…

A: The minimum amount of energy  required to convert reactant into products are known as activation…

Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K…

A: From Arrhenius equation we can find the value of K. Arrhenius gave a relationship between…

Q: A particular first-order reaction has a rate constant of 1.35 x 102 s at 25.0 °C. What is the…

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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: Given : Activation energy of reaction, Ea = 19.4 KJ/mol = 19400 J/mol…