A substance decomposes with a rate constant of 9.05 × 10-ª s-1. How long does it take for 19.0% of the substance to decompose?

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

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Q: How many half-lives are required for the concentration of reactant to decrease to 1.56% of its…

A: Given data ;  Concentration is decreased to 1.56 %. It means that 0.0156 of [A0] is decomposed.…

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: 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 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: 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: 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: A reaction has a rate constant of 0.00205 s–1. What is the half-life (in min to two decimal places)…

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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: in a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g)% H2(g) +½ I½(g)…

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Q: Calculate the rate constant, k, for a reaction at 75.0 °C that has an activation energy of 82.7…

A: According to the Arrhenius equation, the rate constant can be calculated by knowing the frequency…

Q: On which of the following properties does the rate constant of a reaction depend? (a) reactant…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

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: E17D.2(b) The rate constant for the decomposition of a certain substance is 2.25 x 10 dm mol s the…

A: Given that,Rate constant (k1) = 2.25×10-2 dm3mol-1s-1Rate constant (k2) = 4.01×10-2 dm3mol-1s-1T1 =…

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

A: Consider the given information is as follows; Order of the reaction = 1 (First order)         Rate…

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: If a temperature increase from 20.0 °C to 35.0 °C triples the rate constant for a reaction, what is…

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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 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: 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: A reaction has a rate constant, k = 1.29 s-1. What is the half-life (seconds) when the initial…

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Q: While tracking a reactant concentration during a chemical reaction, A a graph of In[reactant]…

A: Given: The best fit curve between ln[reactant] v/s time is given by, => y = -0.739 x + 0.528…

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 reaction has a rate constant of 1.27×10−4 s−1 at 28 Celsius and 0.234 s−1 at 79 Celsius. What is…

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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: A reaction has a rate law of Rate = (1.25 M⁻¹s⁻¹)[A][B]. What is the rate of the reaction if [A] =…

A: Rate of reaction- The concentration change of designated species (products or reactants) per unit…

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: The decomposition of B follows the rate law rate = 7.22 x 10−3 M/s. Which equation would be used to…

A: Rate = 7.22 × 10-3 M/s Initial concentration = 0.438 M Time = 60 s Concentration after 60 s = ?

Q: The half-life for the radioactive decay of C-14 is 5730 years and is independent of the initial…

A: According to the given information, the half-life is independent of the initial concentration and…

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: What is the concentration of a reactant after 11.0 s if the initial concentration is 0.150 M and the…

A: Given, initial concentration [A°] = 0.150 M Time (t) = 11.0 s Rate constant (K) = 5.4 x 10-2 s-1…

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: A given compound decomposes with a half-life of 8.0 s and the half-life is independent of the…

A: We have to calculate the time taken.

Q: 2A → B + 2C The rate constant od the reaction is 2.17 x 10$ s'. (a) Calculate the fraction of A…

A: We have to calculate fraction of A remaining and also time when concentration left is 50%.

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

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Q: Calculate the rate constant, k, for a reaction at 61.0 °C that has an activation energy of 78.9…

A: Answer:- This question is answered by using the simple formula of calculation of rate constant using…

Q: An Arrhenius Plot gives a line with the equation y = -9020x + 32.24. At a temperature of 25 C, what…

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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 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…

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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: 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: The 1st order rate constant for the decomposition of N,05 to NO, and O, at 70 °C is 6.82 x 10-3 s-1.…

A: Given data contains, The rate constant for decomposition reaction is

Q: If a temperature increase from 10.0 °C to 20.0 °C doubles the rate constant for a reaction, what is…

A: Given information:Initial temperature (T1) = 10.0 °CFinal temperature (T2) = 20.0 °CRate constant k1…

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

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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.

Q: A reaction has a rate law of Rate = (1.25 M⁻¹s⁻¹)[A][B]. What is the rate of the reaction if [A] =…

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