The activation energy for the decomposition of HI(g) to H2(g) and I2 (g) is 186 kJ/mol. The rate constant at 555 K is 3.52 × 10−7 L/mol · s. What is the rate constant at 645 K?

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

A:

Q: (a) Explain the following terms :(i) Order of a reaction(ii) Molecularity of a reaction(b) The rate…

A:

Q: The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10⁻⁴…

A: Given data: The activation energy, Ea=102 kJ/mol The rate constant at 316 K, k1=1.35 × 10⁻⁴ s⁻¹…

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

A:

Q: The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10⁻⁴…

A:

Q: 32. 2H20(1) + 2B12(g). What is the reaction rate for the depletion of HBr relative to that of O2?…

A: First write the rate expression of this reaction or only for HBr and O2 and the see the rate…

Q: The activation energy, Ea, for a particular reaction is

A: logK2K1  = Ea2.303 R 1T1 - 1T2    where  K1 = 0.178 M/s  at  T1 = 280 K  K2 = ? M/s   at T2…

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

A: introduction: we have the general equation rate constants at different temperatures in terms of…

Q: For the following reaction producing 1 mol of oxygen gas at a particular temperature, ΔH = –180 kJ.…

A: For an exothermic reaction, the activation energy for the reverse reaction is greater than the…

Q: Which reaction responds more strongly to changes of temperature, one with an activation energy of 52…

A: Given: Two reactions one with Ea value 52 kJ mol-1 and other with Ea value 25 kJ mol-1 Take a look…

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

A:

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 activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10⁻⁴…

A:

Q: The activation energy for the reaction NO2(g) + CO (g) NO (g) + CO2 (g) is 125 kJ/mol, and AE for…

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

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

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

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

A:

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

A:

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 for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10⁻⁴…

A: For a particular reaction,  Activation energy, Ea = 102 kJ mol-1…

Q: Hydrogen gas and iodine vapor react as: H2(g)+ I2(g) → 2HI(g). The activation energy of the…

A: Given Activation energy of forward reaction, Eaf = 1.03 x 102 kJ Activation energy of backward…

Q: The rate constant for the decomposition of acetaldehyde, CH3CHO, to methane, CH4, and carbon…

A: The mathematical expression that relates rate constant of a reaction with temperature is:

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

A:

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 for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 x 10 s1…

A: The rate constant will be calculated by using integrated arrhenius equation. Rate constant of…

Q: 4) If the activation energy of an endothermic reaction is 40 kJ, the activation energy for the…

A:

Q: The activation energy for the reaction H2(g) + I2(g) → 2 HI(g) is 167 kJ/mol, and ∆E for the…

A:

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

A: Using Arrhenius equation we can calculate the value of the rate constant at different temperature.…

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 ,…

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: 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 activation energy for the reaction A2(g) ! B2(g) 88n 2AB(g) is 167 kJ/mol, and $E for the…

A: The activation energy of forward reaction is 167 kJ/mol.   The change in energy for forward reaction…

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

A: The answer is given below

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

A:

Q: The activation energy of a reaction is 56.8 kj/mol, and the frequency factor is 1.5 x 1011.…

A:

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

A:

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

A: Given : Activation energy of forward reaction = 250 KJ/mol Activation energy of reverse reaction =…

Q: Consider the two-step mechanism for the destruction of ozone. step 1: O, (g) + НO(g) HO, (g) + 0,(g)…

A: Given,   step 1: O3(g) + HO(g) ⟶ HO2(g)+ O2(g)  step 2: HO2(g) + O(g) ⟶ HO(g) + O2(g)

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: 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…