A substance decomposes with a rate constant of 9.05 × 104 s1. How long does it take for 10.5% of the substance to decompose? s 1 2 4 5 C 7 8. 9 +/- х 100 3.

Q: which has a rate constant, k = 2.95 X 103 s. What percent of A remains after 150 s ?

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Q: The decomposition of HBr on a gold surface in zero order. If the rate constant for the decomposition…

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Q: A substance decomposes with a rate constant of 9.05 × 10-ª s-1. How long does it take for 19.0% of…

A: Given: First order rate constant k = 9.05×10-4 s-1. Let Initial concentration = 100 M Final…

Q: Evelyn performs an experiment where she varies the concentration of one reactant in a chemical…

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Q: Hydrogen peroxide decomposes to water and oxygen according to the following reaction: H,O: + H0 + %…

A: "Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Consider the hypothetical reaction. X(g) + 2Y(g) → XY2(g) A [Y] -5.0 x 10-2 mol L-1 s-1 At What is…

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Q: Given that E, for a certain biological reaction is 56 kJ/mol and that the rate constant is 5 x 10-2…

A: The correct answer is option a.  The equation used to solve the question is derived from Arhenius…

Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 15.0% of…

A: Rate constant is 9.05×10-4 s-1 Let consider Initial concentration = 100 M Final concentration = 100…

Q: AB--C C---A--BC ABC+C (Use the lowest possible coefficients. Omit states of matter.) AC+BC AB+C AB…

A: Chemical kinetics is the branch of chemistry that mainly deals with the rate of reaction and change…

Q: The decomposition of a pollutant in water at 30 °C occurred with a rate constant of 2.45 per year.…

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Q: Hydrogen peroxide decomposes with a rate constant of 1.8 x 10-5 s-1. How much of the reactant will…

A: The rate constant k is given as 1.8×10-5s-1 initial concentration of reactant = 0.64 M We have to…

Q: [H,O,1 (mol/L) Time (s) 1.000 2.16 x 10 0.500 4.32 x 10 0.250 a. Calculate the average rate of…

A: Usually, the rate of reaction is represented as a change in the concentration of a substance over a…

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

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Q: What is the concentration of a reactant after 22.0 s if the initial concentration is 0.150 M and the…

A: Given, t =22.0 secInitial concentration =0.150M =[A]O rate constant =5.4×10-2  S-1 =K

Q: Explain Under what circumstance is the specific rate constant (k), not a constant.What does the size…

A: The specific rate constant is not constant if the reaction is not isothermal as it is a function…

Q: 57.  In an experiment, a sample of NaClO3 was 90% decomposed in 48 min. Approximately how long…

A: Given: Temperature is increased by 20 °C Time to decompose = 48 min

Q: If the temperature of a chemical reaction is raised by 10°C, the rate of reaction is increased by a…

A: The reactivity of a chemical species depends on the temperature of the surrounding. Hence the…

Q: A decomposition reaction has a rate constant of 0.030 1/ yr. How long (in years) does it take for…

A: The given data contains, A = final { reactant } = 20.5 % of A0 = 0.205 A0 And K= rate constant…

Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 18.5% of…

A: When 18.5% of the substance decomposed then amount of substance left at time, t is [R] = [R]0 -…

Q: What is the concentration of a reactant after 20.5 s

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Q: A researcher raises the temperature from 37.8 to 49.8 o C and finds that the rate of the reaction…

A: The expression of Arrhenius equation is shown below: Where; k = rate constant A = Arrhenius…

Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 14.0% of…

A: Given that ,  Rate constant (k) for decomposition reaction of a substance is 9.05 × 10⁻⁴ s⁻¹. Time…

Q: In a study of the decomposition of nitrous oxide at 565 °C N2O(g)N2(g) + ½ O2(g) the concentration…

A: The rate of the reaction is directly proportional to the concentration of the reactant. So when…

Q: For the decomposition of AX₂, the reaction proceeds as 3 AX₂ --> 3 AX + 3 X. The data obtained is…

A: Introduction: The rate of reaction is defined as the speed at which formation of product takes place…

Q: A reactant decomposes with a half-life of 115 s when its initial concentration is 0.289 M. When the…

A: Lets A is reactant Given that :  Half life (t1/2) when( [A]0 = 0.289M ) = 115s  When [A]0 = 0.550,…

Q: 19. Why are homogeneous catalysts harder to separate from products and leftover reactants than are…

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Q: Given that E, for a certain biological reaction is 56 kJ/mol and that the rate constant is 5 x 10-2…

A: Answer :-  3.7 × 10-1 (s-1)  The rate constant of certain biological reaction at 36 °C  = 3.7 × 10-1…

Q: The rate of the reaction in terms of the "appearance of product" includes the change in the…

A: The rate of reaction can be expressed as follows-

Q: The rate constant for the decomposition of nitrogen dioxide NO2(g) > NO (g) + 1/2 02(g) with a laser…

A: To solve this first we have determine the order of reaction by using rate law Rate = K[A]n  Where K…

Q: What is the concentration of a reactant after 27.0 s if the initial concentration is 0.150 M and the…

A: The following information given in the question - Initial concentration of the Reactant = 0.150 M…

Q: Consider this reaction: 250, (g)-250, (g) + O₂(g) At a certain temperature it obeys this rate law.…

A: Given, 2SO3(g) ➝ 2SO2(g) + O2(g) rate = (7.64 M-1.s-1) [SO3]2 Initial concentration of SO3 = [SO3]0…

Q: Part A The rate of the reaction in terms of the "disappearance of reactant" includes the change in…

A: Since the molecules of A is getting consumed in the reaction Hence the rate of disappearance will be…

Q: The decomposition of hydrogen iodide on a gold surface at 150 °CHI(g)½ H2(g) + ½ I2(g)is zero order…

A: The rate constant is calculated by using zero order rate equation as follows,

Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 25.5% of…

A: The given data contains, rate constant = 9.05×10-4s-1

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: Consider the initial-rate data at a certain temperature in the table for the reaction described by…

A: The blanced chemical equation : 2NO2(g) + O3 (g) → N2O5 (g) +O2 (g) the rate constant k = ?

Q: Sulfuryl chloride, sO2 Cl2, decomposes when heated. SO, Cl2 (g) → SO2(9) + Cl2 (9) In an experiment,…

A: For the first-order reaction, the following equation can be used to determine the concentration of…

Q: Radioactive materials are often used in biological studies. A radiation biologist studies the rate…

A: The unit of rate constant is day-1. Therefore, it can be said that the given reaction is a first…

Q: The compound BF, decomposes according to the equation 2 BF, 2 В + 3F, 2 In an experiment the…

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Q: The decomposition of NO2 has a rate constant of 0.276 M−1s−1. How many moles of NO2 decomposes in…

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Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 21.0% of…

A:

Q: The rate of the reaction in terms of the "appearance of product" includes the change in the…

A: avg  Rate of appearance of C = change in concentration of C / time taken Since change in…

Q: The rate of decomposition of hydrogen iodide 2 HI(g) → H2(g) + I2(g) was measured at two different…

A: The relationship between rate and activation energy is given by  K = A e-Ea / RT  where K = rate…

Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 23.0% of…

A: We have to find time for 23% decomposition

Q: A substance decomposes with a rate constant of 9.05 × 104 s1. How long does it take for 17.0% of the…

A:

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

A:

Q: Given that E, for a certain biological reaction is 56 kJ/mol and that the rate constant is 5 x 10-2…

A: Given: Activation energy (Ea) = 56 kJ/mol Rate constant (K1) = 5 × 10-2 s-1 Initial temperature (T1)…

Q: Be sure to answer all parts.The rate constant of a reaction is 6.25×10−5 L/mol·s at 195°C and…

A: The rate constant of a reaction is 6.25×10−5 L/mol·s at 195°C and 7.80×10−3 L/mol·s at 258°C. The…

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: substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 24.5% of the…

A: Using basics of first order of reaction to calculate the time required.