If a reaction has a rate constant of 3.7 x 10-3 s-1 at 25oC, and an activation energy of 43.6 kJ/mol, what will be the rate constant for this reaction at 75oC?

Q: A first-order reaction has rate constants of 4.6 x 10-2 s-1 and 5.6 x 10-2 s-1 at 0°C and 20.°C,…

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Q: The rate constant for the decomposition of N2O5 at 45 degrees Celcuis is k = 5.1 x 10-4 s—1. If the…

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Q: Suppose a reaction has an activation energy of 23.0 kJ/mol and rate constant of 0.37 h-1 at 15 oC.…

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Q: If a reaction with an activation energy of 45.2 kJ/mol occurs with a rate constant of 0.39 s-1 at…

A: Given: Activation energy (Ea) is 45.2 kJ/mol. Rate constant at -30°C k1is 0.39 s-1. First…

Q: The activation energy, Ea, for a particular reaction is 13.6 kJ/mol. If the rate constant at 754 °C…

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Q: Calculate the activation energy of a reaction if its rate constant is 2.8 x 10® s-1 at 24°C and 1.5…

A: Given information,    k1 = 2.8 × 106 s-1  and  T1 = 24 + 273.15 = 297.15 Kk2  = 1.5 × 107 s-1  and…

Q: The activation energy for the reaction of 2NO2(g)2NO(g) + O2(g) has been determined to be 111…

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Q: A reaction is found to have an activation energy of 108 kJ/mol. If the rate constant for this…

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Q: For the following reaction, CO(g) + NO2(g) → NO(g) + CO2(g) Calculate the activation energy, Ea (kJ…

A: Given,  Reaction: CO(g) + NO2(g) ---> NO(g) + CO2(g)  We need to calculate the activation energy…

Q: Given a reaction with an activation energy of 2.3 x 104 J/mol. The rate constant will increase by a…

A: Given that, activation energy Ea=2.3*104 J mol-1  T1=200 °C=(200+273) K =473 K  T2=250 °C=(250+ 273)…

Q: 13. If the activation energy of an exothermic reaction is 20 kJ mol-1 and the reaction enthalpy is…

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Q: The Arrhenius activation energy for the following reaction is 15.5 kJ mol. What is the value of A*H°…

A: In this  Activation energy  = + 15.5KJmol-1   Where, +ive sign indicate  that the energy is absorbed…

Q: The activation energy for this reaction is 274 kJ mol^-1. By what factor does the rate of reaction…

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Q: A reaction has an activation energy of 15 kJ mol. The temperature of the reaction must be increased…

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Q: What is the activation energy of a reaction if it has the following rate constants? Rate Constant…

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Q: What is activation energy for the reaction B → A in the following diagram? R Cd D C OA

A: The minimum energy that is required to form the product from the starting material is termed as…

Q: The activation energy for a reaction is 37.6 kJ/mol. The rate constant for the reaction is 5.4 x…

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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: If the rate constant for a particular reaction triples between 35°C and 70°C, calculate the value of…

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Q: Suppose that the rate constant of a reaction decreases by a factor of 1.23 when the temperature is…

A: Arrhenius equation:      k = A e-Ea/RTFor rate constant at two different temperatures,   ln k2k1 =…

Q: In the Haber process, nitrogen and hydrogen react together to produce ammonia, NH3 according to the…

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Q: What is the activation energy in kJ/mol for a reaction that has a rate constant that is (2.73x10^0)…

A: Rate constant is temperature dependent

Q: Given a reaction with an activation energy of 2.3 x 104 J/mol. The rate constant will increase by a…

A: Arrhenius equation: Arrhenius equation give the relationship between the activation energy and the…

Q: The activation energy, Ea, for a particular reaction is 13.6 kJ/mol. If the rate constant at 754 °C…

A: Given,  Activation energy , Ea = 13.6 Kj/mol = 13.6 x 103 J/mol K2 = 24.5 /min K1 = 19.5/min T2 =…

Q: If the activation energy for a reaction is 60.6 kJ/mole, how many times faster is the reaction at…

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Q: A reaction has an activation energy of 3.79 kJ/mol. If the rate constant for the reaction is 6.4E-1…

A: Given activation energy, Ea = 3.79 kJ.mol-1 * (1000 J / 1kJ) = 3790 J.mol-1  Initial state:  Initial…

Q: 14. Suppose a chemical reaction rate constant has an activation energy of 76 Kj/mol. By what factor…

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

A: Given information: Activation energy = 45.0 kJ/mol Rate constant (k1) = 1.8×104 M-1s-1 Temperature…

Q: What is the activation energy for a reaction if k= 1.89 X 10^-8 s^-1 at 540 degrees Kelvin and k=…

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Q: The rate constant for a particular reaction is 1.5 x 10-4 M¯'s-1 at 100 °C and 1.1 x 10~3 M¯'s at…

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Q: The rate constant of a reaction exactly doubles when the temperature is changed from 25°C to 36°C.…

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Q: The activation energy, Ea, for a particular reaction is 13.6 kJ/mol. If the rate constant at 754 °C…

A: The relationship between rate constant , activation energy and temperature is given by Arrhenius…

Q: A certain reaction has an enthalpy of AH = 49 kJ and an activation energy of Ea = 66 kJ. What is the…

A: • The values provided in the question are:- i) Enthalpy change of a reaction, ∆H = 49 kJ  ii)…

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

A: The relationship between rate constant and activation energy is given by  where K = rate constant…

Q: The rate constant for a certain reaction is 2.5 x 10-° M min at 481 K. The activation energy for the…

A: The given question is based on the knowledge of the Arrhenius concept which relates the activation…

Q: 69. The activation energy for the decomposition of HI(g) to H2 (g) and I2 (9) is 186 kJ/mol. The…

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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)

Q: The rate constant for a particular reaction is 2.7 x 10-2 s1 at 25°C and 6.2 × 10-2 s1 at 115°C.…

A: The rate constant increases with increase in temperature.  This is explained by Arrhenius equation.

Q: 4. A certain chemical reaction has a rate constant of 1.50 L/mol·min at 45.0°C with an activation…

A: The question is based on the concept of chemical kinetics. We have to calculate rate constant at…

Q: A second-order reaction has rate constants of 8.9 x 10-3 L/mol and 7.1 x 10-2 L/mol at 3°C and 35°C,…

A: Given data  Rate constant (1) = 8.9 x 10-3 l/mol Rate constant (2) = 7.1 x 10-2  l/mol Temperature…

Q: Calculate the rate constant at 200. ° C for a reaction that has a rate constant of 6.80 × 10−4 s−1…

A: Temperature 900C and 2000C are equivalent to 363.15 K and 473.15 K and 54.30 kJ/mol is equivalent to…

Q: The rate of a reaction becomes four times when the temperature changes from 293 K to 313 K.…

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Q: The activation energy for the following reaction is 125 kJ/mol, and AE for the reaction is -216…

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Q: Chemistry II Chapter 14-Rates of Reaction The reaction: 2NOCI → 2NOg) + Cl 2(g) has a rate-constant…

A: The reaction taking place is given as, => 2 NOCl (g) ------> 2 NO (g) + Cl2 (g) Given : Rate…

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: When a reaction is performed at a temperature of 314. K, the rate constant is 1.9 x 10-6 s-1. When…

A: Given,

Q: he activation energy for the reaction of 2 NO2(g) → 2NO(g) + O2(g) as been determined to be 111…

A: The question is based on the concept of chemical kinetics. We have to calculate rate constant at…