What is the first order rate constant for the dissappearence of DDT?

Q: The rate constant, k, for a first-order reaction N2O5 → NO2 + NO3 is ,16 x 103s at 0°C. The…

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Q: The isomerization of cyclopropane to propene is a first order reaction.  A- derive the integrated…

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Q: Given its rate constant, what is the importance of determining the individual and overall orders of…

A: Please find your solution below : The order of the reaction gives the relationship between the rate…

Q: When  the reaction of     2 NO2(g) → N2O4(g)  goes through the second order kinetics. Find the…

A: Given- Reaction 2 NO2(g) → N2O4(g) Order of reaction = 2 Initial concentration of NO2 = 1.66 M Final…

Q: For a first order process with an initial concentration of reactant of 0.25M, the concentration…

A: The initial concentration of reactant A0 = 0.25M The concentration of reactant after 13 s At = 0.036…

Q: hat is the integrated rate law for a first-order reaction?

A: In first order kinetics reaction rate is depend upon only one reactant

Q: The rate constant for this first-order reaction is 0.0320 s-1 at 400 °C. A–products After how many…

A: Given, Rate constant = 0.0320 s-1 Initial concentration is 100%  Final concentration is 21.4 %

Q: How many half-lives are required to reduce the concentration of a first order reaction to 6.25% of…

A: Half life means (initial concentration /2) means 50% of initial concentration will be remained after…

Q: Summarize the difference in the behavior of half-lives for first order vs. second-order reactions.

A: A half-life is calculated from the direct measurement concentration after it reduces to half of its…

Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 82.0 s?

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Q: The dimerization of ClO is second order in ClO.ClO(g)Cl2​O2​   determine the value of k at…

A: Given,Initial concentration [A]0 = 2.08×105Concentration after t time [A] = 8.64×104t = 1 sec

Q: Why is the order of a reaction important in the study of reaction rate?

A: Order of reaction => it is a sum of powers of                                           reactants

Q: It took 885.8 s for 52.17% of a substance to react according to first-order kinetics. What is the…

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Q: how to use a table to figure out the rate constant

A: Firstly we will have a equation,  reaction between nitrogen monoxide and hydrogen gas to form…

Q: What are the units of k for a 0, 1st and second order reaction?

A: Rate constant, k value for 0, 1 and 2nd order reaction = ?

Q: Derive the kinetic rate equation for 1st order opposed by 1st order reaction when the initial…

A: To derive the kinetic rate equation for 1st order opposed by 1st order reaction when the initial…

Q: Consider the first-order reaction described by the equation Cyclopropane to propene At a certain…

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Q: temperatures

A: Dear student I have given answer to your question in the image format.

Q: The reaction                         2 PF5  →  2 PF4 + F2 occurs with a rate constant of 0.0076…

A: The reaction in the question is given as-                                                2 PF5  →  2…

Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 54.5 s?

A: Answer:Here:

Q: concentration

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Q: The age of wine can be determined by measuring the trace amount of radioactive tritium, ®H, present…

A: Answer: Since, radioactive reactions are first order reactions therefore, this question will be…

Q: How to Determine First-order Reaction?

A: The chemical reactions in which the rate of reaction is straightly proportional to the concentration…

Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 78.0 s?

A: The rate constant of the first-order reaction is: 0.0206 s-1 Explanation:

Q: what is the rate constant k value?

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Q: A certain second order reaction has a starting concentration of 0.00284 M and a half-life of 40.8 s.…

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Q: 1. What is the significance of the order of the reaction? How does it affect the rate constant?

A: The order of the reaction refers to the power dependence of the rate on the concentration of each…

Q: A certain first-order reaction is 60.% complete in 55 s. What are the values of the rate constant…

A: Initial concentration ( XA= 100%)  Concentration after time 55 s ( XB =100 — 60% = 40%) Time = 55 s…

Q: Consider a reaction which is 2nd order in regent A. How does the instantaneous rate of the reaction…

A: The rate of the reaction depends upon the concentration of reagent molecule. In the second order…

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: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 30.0 s?

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

Q: Concentration and Rate 1. What are the characteristics of a zeroth-order reaction? Experimentally,…

A: Zero order kinetics does not depend on concentration of reactants and time

Q: 8. Rate constant of some 1st order reaction is 4.0 x 103 s1 at 40 60C. Calculate the Arrenius…

A: Given:Temperature T1 = 40 oC = 313 K.Temperature T2 = 60 oC = 333 K.Rate Constant at T1 (K1) =…

Q: How might you experimentally distinguish between a first-order and second-order kinetic reaction?

A: reaction order must be determined experimentally. follow the reaction by making measurement of the…

Q: ,what is the age of the wine?

A: We know for radioactive decay. Nt=N0e-kt Where, Nt= no of radioisotopes at any given time. t=t N0=…

Q: Studies of radioactive decay of nuclei show that the decay rate of a radioactive sample is…

A: The decay of a radioactive sample is directly dependent on its amount. Half life of a radioactive…