versus time for the following reaction: N2O5 (g) → NO3(g) + NO2(g) Time (s) [N2O5] (M) 0 1.000 25 0.822 50 0.677 75 0.557 100 0.458 125 0.377 150 0.310 175 0.255 200 0.210

Q: Changing the initial concentration of the reactant will not affect the half-life of the reaction…

A: Half life of first order reaction is independent on initial concentration

Q: The initial concentration of the reactant of a first order reaction is 8.46 M. If it takes 3.7 min…

A: For any first order reactions, 1) Half life = ln(2) / K and 2) ln(A0 / A) = Kt  where K = rate…

Q: A student collects the following data: Time (s)  [X] mol*L-1 0 0.0200 800 0.0101 1600…

A: The given data is: Time (s)  [X] mol*L-1 0 0.0200 800 0.0101 1600 0.0067…

Q: Consider the data presented below. Time  0 40 80 120 160 Moles of  0.100 0.067 0.045 0.030 0.020…

A: First, we will put the values given in the table to calculate the rate constant and to observe that…

Q: 2. A certain second order reaction has a half-life of 58.0 s. Determine the time (in seconds) needed…

A:

Q: A particular reactant decomposes with a half‑life of 165 s when its initial concentration is 0.340…

A: Given: The half-life of 0.340 M reactant is 165 s. The half-life of 0.268 M reactant is 209 s. To…

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: 7. A reaction is carried out at two different concentrations: 0.02M and 0.18M. The half life of each…

A: SolutionTo determine the order of a reaction using the half-lives at different concentrations, we…

Q: The rate constant for a first order reaction is 0.0640 1/s. What is the half-life for this reaction?

A:

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: What does a second order reaction mean?

A: In the field of chemical kinetics, the order of a reaction is a term used to describe the…

Q: 1) When equating the rate of formation to the rate of reaction, why are coefficients part of the…

A: Ques1) Consider the reaction, 3A  + B   2C where the coefficient of reactants as well as product are…

Q: tration of the reactant. Which of the following is most likely to be true of this reaction? he…

A: Zero-order reactions take place when a material that is required for the reaction to proceed, such…

Q: Determine the rate of a reaction by measuring the concentration of a reactant or product as a…

A: The rate of reaction has to be determined by measuring the product concentration (or) reactant…

Q: How do the rate of a reaction and its rate constant differ?

A: Chemical kinetics gives the study of the rate of reaction at which it can occur.

Q: When studying graphs showing the relationship of concentration and time for a given reaction, it can…

A: We have to explain why the rate of a reaction generally decreases as the time goes on.

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: 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: calculate the length of the next half-life.

A:

Q: a linear plot of [reactant] versus time an exponential decay of [reactant] versus time a linear plot…

A: Zero order reaction = Those chemical reaction in which rate of reaction independent of concentration…

Q: The graph to the left has a slope of -4.5 x 10-2 min-1. As well the initial concentration of A is…

A: First-order reaction: It's a chemical reaction in which the rate of the reaction is linearly…

Q: What is the rate constant of a first-order reaction if the half-life is 5.32 min?

A: Suppose a chemical reaction as follows --- A  →  P    (Where, A = reactant and P =product) Given…

Q: A drug solution decomposes via first-order kinetics with a rate constant, k, of 0.0077 days-1. What…

A: The given condition is 1st order we know for  1st order , t1/2= 0.693/K 1

Q: I don't know how to solve this problem.

A: Given information:Initial concentration of I2 is 3.0 × 10-2 MTime is 7.68 sRate constant is 0.271…

Q: The reaction A-B is first order, and has a half-life of 375.1 s. If the concentration of A after…

A: t1/2 = 375.1 s t = 629.0 s [A] = 0.167 M [Ao] = (to find)

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

A:

Q: For a first order reaction with a half-life of 63.4 minutes at 225 degrees celcius, calculate the…

A:

Q: Anything changes if the reaction is second order?

A: Answer: Sum of the powers of all the concentration terms present in the rate law is equal to the…

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: For a particular first order reaction with a half-life of 1,185 s, the concentration of a reactant…

A:

Q: Age of a tree/fossils can be measured by looking at the remaining Carbon-14 in a sample. C-14 has a…

A: Half life of C-14 = 5720 years As the reaction follow first order kinetics., Rate constant, K =…

Q: It will take 1.6  min for the concentration of a compund  to decrease from 0.37 M to 0.15 M in the…

A: The half life period for a first order reaction is given by  t1/2=0.693k