A particular first-order reaction has a rate constant of 1.35 x 102 s at 25.0 °C. What is the magnitude of k at 95.0C if Ea=55.5kJ/mo?

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 particular first-order reaction has a rate constant of 1.35 × 102 s−1 at 25.0 ∘C. What is the…

A: Given- Rate constant at 25 °C , K1 = 1.35 × 102 s-1Temperature, T1 = 25 °CTemperature, T2 = 75…

Q: The rate constant for this first-order reaction is 0.640 s at 400 °C. A products How long, in…

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Q: A reaction was found to have a rate constant, k= 1.50 s-1 at 250.0 K . What is the rate constant at…

A: The Arrhenius equation gives the dependence of the rate constant of a chemical reaction on the…

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

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Q: The 1st order rate constant for the decomposition of N,Os to NO, and O, at 70 °C is 6.82 x 10-3 s1,…

A: Chemical Kinetics is the branch of chemistry that deals with the rate of the chemical reaction. like…

Q: A first order process has an experimentally determined rate constant of 6.0 x104s! at 500°C. If the…

A: Since we know that the relationship between the concentration of reactant i.e [A] and time for a…

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 rate constant of a first-order reaction is 4.60 x 10−4s−1 at 350 degree Celsius. If the…

A: Here we are required to find the temperature for which the rare constant is 8.8×10-4 s-1

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 rate constant for this first‑order reaction is 0.550 s−1 at 400 ∘C. A⟶products How long, in…

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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 table gives the rate constant for a certain reaction at high temperature. Identify the overall…

A: In the given problem values of rate constant is given at different temperatures.

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: 1) The decomposition of N2O5 is an important process in the atmosphere. The half life is 2.05 x 10ʻ…

A: It is an example of first order kinetic reaction  Here we are required to find the time for a sample…

Q: How long will it take for the concentration of A to decrease from 1.25 M to 0.205 for the second…

A: The time taken has to be calculated.

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

A: The integrated rate law equation for the first order reaction is, Where, Ea is the activation…

Q: The thermal decomposition of a substance is a first-order reaction with a rate constant of 2.42x…

A: Given;First order reactionk=2.42x10-4s-1⇒I think it is correct34th sample decomparet=?

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: For the hypothetical second-order reaction A → products, k = 0.388 M–1 s–1. If the initial…

A: Given that the reaction follows a second order and the rate equation is,

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: 2) The reaction 2H, + NO ® H,O + 1/2 N, is first order in H, and second order in NO. The overall…

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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: Pure ozone decomposes slowly to oxygen, 203(g) – 30,(g). Use the data provided in a graphical method…

A: Given data, The data representing the change in the concentration of [O3] with time is as follows,…

Q: The rate constant for this second‑order reaction is 0.570 M−1⋅s−1 at 300 ∘C. A⟶products How long, in…

A: Given, The rate constant, K = 0.570 M-1S-1 Initial concentration, [A]0 = 0.820 M Final…

Q: the half- life for this process is 2.3 x 105s. What is the rate of the constant at this temperature?…

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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: 1. Consider the following reaction: CH;Br (aq) + OH (aq) → CH;OH(aq) + Br (aq) The rate law for this…

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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: Consider the reaction A + 2B à C The rate law for this reaction is second order in A and second…

A: Rate of a reaction is the speed at which the reaction proceeds or the reactants getting converted…

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

A: Given: At Temperature, T1=25.0°C =25 + 273=298 K The rate constant, k1=1.35 × 102 s-1 =135 s-1  At…

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 /…

Q: How long will it take for the concentration of A to decrease from 1.25 M to 0.289 for the…

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Q: The rate constant for this zero‑order reaction is 0.0300 M·s−1 at 300 ∘C.   A⟶products How long…

A: Given: The rate constant = 0.0300 M s-1 The initial concentration = 0.760 M The final concentration…

Q: The decomposition of N,O5 to NO, and O, is first order, with a rate constant of 4.80 x 1o4/s at…

A: Since the reaction is given first order  Hence we can say  ln(A0 / A) = Kt  where A0 = initial…

Q: Consider the reaction aA Products. [A]o = 5.0 M and k= 1.0 x 102(assume the units are appropriate…

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

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Q: The reduction of bromate ions, BrO3–, by bromide ions in acidic solution has a rate law )…

A: Rate of a chemical reaction is defined as the speed with which the reaction proceeds. It determines…

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A: In the given question we have to calculate the half-life for the degradation of DDT in years. Given…

Q: The rate constant for the decomposition of HI(g) forming 2(g) and H2(g) at 700 °C was found to be…

A: '

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 37.8 kJ/mol. If the rate constant at 280 K…

A:

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 thermal decomposition of phosphine into phosphorus and hydrogen is a first order reaction with a…

A: Rate of reaction represents the change of concentration of a reactant or a product with respect to…

Q: The rate constant for this first‑order reaction is 0.380 s−1 at 400 ∘C. A⟶products How long, in…

A: For First order reactions , time can be calculated as : where k = rate constant           Ao=…

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…