8. The rate constant for a first order reaction is 4.60 x 10* s' at 350°C. If the activation energy, Ea, for the reaction is 104 kJ/mol, calculate the rate constant when the temperature is 450°C.

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

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

A: The given data contains, Ea=13.6 kJ/molrate constant =0.04501 /minTemperature T1=475 KTemperature…

Q: Chemists graph kinetic data to determine rate constants and the order of reactions. Analyze this…

A: A numerical problem based on chemical kinetics, which is to be accomplished.

Q: The rate constant for this first‑order reaction is 0.410 s−1 at 400 ∘C. A⟶products How long, in…

A: Given, Rate constant, k = 0.410s-1. Initial concentration of A = 0.620M. Final concentration of 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 for this first-order reaction is 0.0179 s- at 300 °C. A - products If the initial…

A: Given chemical reaction is shown below: A→products It is a first order reaction. The value of 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 rate constant for this first-order reaction is 0.300 s- at 400 °C. products How long, in…

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Q: For the gas phase decomposition of nitrogen dioxide at 383 °C , the rate of the reaction is…

A: Rate of reaction :-  The decrease in concentration of reactants with time or increase in…

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

A:

Q: A substance decomposes with a rate constant of 9.05 × 104 s1. How long does it take for 10.5% of the…

A:

Q: Chemists graph kinetic data to determine rate constants and the order of reactions. Analyze this…

A: Ans The given rate constant for the rate constant K= 0.019Ms-1 Standard units for rate constant K =…

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

A:

Q: Consider the following decomposition reaction: 2HI(g) → H2(g) + 12{g) At a particular temperature,…

A:

Q: The rate constant for this first-order reaction is 0.0275 s−1 at 300 °C. A⟶products If the initial…

A: The expression for first order rate constant is:

Q: The rate constant for this first–order reaction is 0.0800 s−1 at 400∘C . A⟶products A⟶products After…

A: The time in seconds is calculated as follows,

Q: Consider the hypothetical reaction A(g)  +  B(g)   ---->  C(g) The four containers below represent…

A: Rate of the reaction is = [A]2[B]

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Q: 2) A first order process has an experimentally determined rate constant of 6.0 x10 s' at 500°C. If…

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Q: Ethyl chloride, CH3CH2CI used to produce tetraethyllead gasoline additive, decomposes when heated,…

A: We have to predict the concentration of ethyl chloride after 250 sec .

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: How long, in seconds, would it take for the concentration of A to decrease from 0.920 M to 0.240 M?

A: Formula for first order reaction:- ln [A] = ln [A]o - kt  Where [A] = final concentration  [A]o =…

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 =…

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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…

A:

Q: The rate constant for this first‑order reaction is 0.0130 s−1 at 400 ∘C.   A⟶products After how…

A:

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

A: Formula used:                                                lnk1k2=-EaR1T1-1T2 Where, k1 = rate…

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

A: Activation Energy -  It is the minimum energy required for compounds to result in a chemical…

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 certain reaction is k = 8.80×10−3 s−1 . If the initial reactant…

A: From the unit of rate constant we can say that it is first order equation

Q: The rate constant for this first‑order reaction is 0.0210 s−1 at 400 ∘C. A⟶products After how many…

A: To Solve this problem we will use the formula of 1st order reaction .  Which is   K = 2.303(…

Q: Chemists graph kinetic data to determine rate constants and the order of reactions. Analyze this…

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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…

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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 slope of the line in Figure 2, the plot of In[H2O2] vs time, is -2.83x10-2 s-1. What is the rate…

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Q: Consider the reaction: A B The rate of the reaction is 1.6 x 102 M/s when the concentration of A is…

A: Given reaction:  A -----> B  Rate law expression for this reaction can be written as:  Rate of…

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 first order reaction SO,CI, (g) --> SO2 (g) + Cl2 (g) has a rate constant of 2.90 X 104 s at a…

A: Ans

Q: The decomposition of hydrogen iodide on a gold surface at 150 °C HI(g)% H,(g) + % »(9) is zero order…

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Q: 13.42 The rate constant of a first-order reaction is 4.60 x 10-4 s at 350°C. If the activation…

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Q: (Q89) The hydrolysis of sucrose to form fructose and glucose is a first order reaction that has a…

A: Initial concentration of sucrose = 0.879M Final concentration of sucrose = 0.363M Half life time =…

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

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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 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: [P.], mol/L [Hz], mol/L Initial Rate, mol/(L´s) 0.0110 0.0075 3.20х 104 0.0110 0.0150 6.40 x 10-4…

A: Rate law : It is the chemical expression which expresses the relation between rate of reaction and…