A particular reaction has an activation energy, Ea, of 189 kJ/mol.  If the rate constant for the reaction is 0.00205  s−1 at 457 °C, at what temperature (°C) would the rate constant be 0.200  s−1?

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

A: Activation energy = 13600J/mol Temperature , T1 = 1027K Rate constant ,k1 = 24.5/min Gas constant, R…

Q: (c) The rate constant for a certain reaction is 2.52 x 10 *s' at 463K and 6.30 x 10°s at 503 K.…

A: The question is based on the concept of chemical kinetics. we have been given rate constant values…

Q: A certain reaction has an activation energy of 99.0 kJ/mol and a rate constant of 1.8 s-1 at 123.…

A: Given : Activation energy of reaction = 99.0 KJ/mol = 99000 J/mol.…

Q: Calculate the rate constant, k, for a reaction at 67.0 °C that has an activation energy of 77.5…

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Q: A researcher raises the temperature from 87.7 to 99.5 o C and finds that the rate of the reaction…

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Q: The rate constant of a chemical reaction increased from 0.217 s^-1 to 5.61 s^-1 after raising the…

A: We have to calculate the activation energy for given condition.

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

A: Arrhenius equation can be used to calculate rate constant value

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: 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: 8. The rate constant for a first order reaction is 4.60 x 10* s' at 350°C. If the activation energy,…

A: Arrhenius equation that relates the rate constants k1 and k2 at respective temperatures T1 and T2…

Q: The rate constant for a reaction is 1.08×10^7 M^-1 s^-1 at 298 K and 3.81 x 10^6 M^-1 s^-1 at 243K.…

A: Arrhenius equation:If we know the value of the rate constant at two different temperatures, we can…

Q: a) What is a catalyst? b) What is the difference between a homogeneous and a heterogeneous catalyst?…

A: a. Catalyst is the chemical substances that affect the rate of a chemical reaction. It does not…

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

A: Concept:  Arrhenius equation: It is a formula to calculate the temperature dependence of reaction…

Q: A reaction has an activation energy of 195.0 kJ/mol. When the temperature is increased from 200°C to…

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Q: 6. a) What is a catalyst? b) What is the difference between a homogeneous and a heterogeneous…

A: 6 a) Catalyst: A substance (in small amount) that increases the rate of a chemical reaction and do…

Q: What is the activation energy for a reaction if the rate of the reaction doubles when the…

A: Temperature,T1 = 20°C or 293K Temperature,T2 = 35°C or 308K Value of Gas constant, R = 8.314J/mol K…

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

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

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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: The rate constant for this first-order reaction is 0.330 s- at 400 °C. A products How long, in…

A: The rate constant for this first-order reaction 0.330s-1 at 400oC.    A ------> products Rate…

Q: What is ∆H (in kJ/mol) for a reaction where the activation energy is 250 kJ/mol while the activation…

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Q: At 25°C the rate constant for the first-order decomposition of a pesticide solution is 6.40 x 103…

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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…

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Q: The activation energy of a particular reaction is 65.7 kJ/mol. How much faster does the reaction…

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Q: The enzyme fumarase catalyzes the formation of malate from fumarate, which is critical for cellular…

A: We are given value of rate constant in presence and absence of catalyst fumarase  We have to find…

Q: Cyclobutane, C4H8, decomposes when heated to ethylene, C2H4. The reaction is first order. In an…

A: Cyclobutane, C4H8, decomposes when heated to ethylene, C2H4.The reaction is first order.

Q: A substance decomposes with a rate constant of 9.05 x 10-4 s1. How long does it take for 12.5% of…

A: Given, Rate constant(K)=9.05×10-4s-1. Let the initial concentration of the substance =100%.…

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 reaction of a certain chemical proceeds with an activation energy of about 300kJ/mol? how much…

A: Given, The reaction of a certain chemical proceeds with an activation energy of about 300kJ/mol is :…

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: 2. A reaction has an activation energy of 225,0 kJ/mol. By what factor will the rate constant, k,…

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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: Determine the activation energy, Ea, (in kJ/mol) of the decomposition reaction, CH3CHO →  CH4 + CO.…

A: Given, decomposition reaction is: CH3CHO →  CH4 + CO Rate constant k1 =0.00365M-1/2 s-1 Absolute…

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

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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…

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Q: 0. Calculate the activation energy of a reaction if the rate constant at 765 K is 3.78x10 and at 932…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Define activation energy Calculate the activation energy for a first order reaction, given that the…

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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: (b) For a particular reaction, the rate constant k is 2.8 x 105 L mol·' s'' at 27 °C and 7.0 x 10$ L…

A: The given data contains, Rate constant k1 =2.8 ×10-5 L mol-1 s-1Rate constant k2 =7.0 ×10-5 L mol-1…

Q: In going from room temperature (25.0°C) to 10°C above room temperature, the rate of a reaction…

A: Rate of reaction is the product of rate constant and the concentration of reactants raised to power,…

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…