Enter your answer in the provided box. The rate at which tree crickets chirp is 2.20 × 102 per minute at 25°C but only 40.7 per minute at 6.5°C. From these data, calculate the activation energy for the chirping process. kJ/mol

Q: The activation energy for a reaction is 533.2 kJ. The rate constant at 51.9ºC is equal to 1.57 x…

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A: Given that: To find:             Activation energy for this reaction (Ea) =?

Q: The activation energy for a reaction is determined to be 350.8 kJ. The rate constant at 21.4ºC is…

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Q: Consider the mechanism of this reaction. Does sodium hydroxide act as a catalyst? Justify your…

A: Please find your solution below : In this reaction the reactant Sodium Hydroxide acts as a catalyst.

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A: Given :-    Slope of the line = ?  Energy of activation = Ea = ?…

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A: Given- Table for temperature and rate constant values T (K) k (s−1) 400 0.000108 420 0.000626…

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Q: Of what order is the following process? vs. Time 5 4 3 1 10 20 30 40 Time (s) 1

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Q: Part A How long will it take for 18 % of the U 238 atoms in a sample of U Express your answer using…

A: This question belongs to Nuclear chemistry.

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A: The given reaction is : NO2(g)  +  CO(g)  →  NO(g)  +  CO2(g) Here, Activation energy of the…

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A: Concept based on the activation energy.

Q: 6. The rate constant of a reaction is 3.7 x10 s at 25 °C and the activation energy is 42.4 kJ mol…

A: According to Arrhenius theory:                                                k= Ae-Ea/RT  where k…

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 activation energy for a reaction is 509.2 kJ. The rate constant at 54.7°C is equal to 2.58 x…

A: Given data: The activation energy for a reaction (Ea) is 509.2 kJ. Temperature T1 = 54.7°C=54.7+273…

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Q: The activation energy for the reaction NO2(g) + CO(g) NO(g) + CO2 (g) is E = 100 kJ/mol and the…

A: Activation energy for the forward reaction = 100 KJ/mol  Change in enthalpy for the reaction (∆H )…

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A: For the description given, Enzyme = Need to determine. Substrate = Need to determine. Turnover…

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Q: Question #16: The student proposes the following mechanism Step 1: A+ BX (slow) Step 2: A+x- C…

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Q: Using temperature data from the experimental runs a graph is created plotting lnk versus 1/T where T…

A: This can be explain by Arrhenius equation. see below

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Q: A second-order reaction has a rate constant of 7.7 x 104 /(M-s) at 30.°C. At 40.°C, the rate…

A: The Arrhenius equation is  Where, k = rate constant,                 Ea = activation energy,…

Q: By what factor does the fraction of collisions with energy equal to or greater than activation…

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Q: • Part A The half-life for the radioactive decay of U - 238 is 4.5 billion years and is independent…

A: The time required is given below

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A: Arrhenius equation:- K = Ae-Ea/RT K is rate constant A is collision frequency Ea is activation…

Q: Uncatalyzed Reactio Time (s) Energy (kJ/mol) 0 40 1 40 2 40 3 40.1 4 40.2 5 40.3 60 6 40.4 7 40.5 68…

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Q: The following mechanism is proposed: C6H5COOH ⇌ C6H5CO2H2+   (fast) C6H5CO2H2+ ⇌ C6H5CO+ + H2O…

A: Intermidiate do not take participate in the overall reaction.

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Q: Given the following results: Rate of Run Reaction [1] [H₂O₂] (M/s) 1.76 0.358 0.476 4.72 0.358 0.843…

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Q: A certain catalyzed reaction is known to have an activation energy E=38.0 kJ/mol. Furthermore, the…

A: This question belongs to Chemical kinetics.

Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…

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Q: Consider the following reaction. AB + C → AC + B AH = +65 kJ, Ea(rev) = 34 kJ Draw and label a…

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Q: Select the overall rate law for the mechanism given below The Deacon process is used to provide…

A: It is given that,Mechanism of Deacon process :2CuCl2(S) → 2CuCl(s) + Cl2(g) 2CuCl(s) + 1/2O2(g) →…

Q: The activation energy of an uncatalyzed reaction is 86 kJ/mol. The addition of a catalyst lowers the…

A: We will solve this question using arrhenius equation.