After 72.0 min, 45.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics? tin = min

Q: The decomposition of N205 is first-order in N205. If the half-life for the reaction is 18.6 min, how…

A: Since we know that, for different order of reactions, the relationship between the concentration of…

Q: 7. Given that a 0.050 M sample of I2 decomposes into I atoms at 625 K with a first-order rate…

A: Half-life of a first order reaction, t12 = 0.693k, where, k is the rate constant of the reaction.

Q: A compound decomposes by a first-order process. If 13% of the compound decomposes in 60 minutes, the…

A: Given values- Time = 60 minutes Decomposition = 13%

Q: What is the half-life in minutes of a compound if 75.0 percent of a given sample decomposes in 35.0…

A: Given, Assuming first order kinetics. 75.0 percent of a given sample decomposes in 35.0 minutes Let,…

Q: Derive the half-life equation for a second-order reaction. What is the half-life for the…

A: k = 8.84 L mol-1 s-1 initial concentration = 99.8 mol/L.

Q: A radioisotope of iodine, 131I, is used to study thyroid function. A patient is given a sample that…

A: Since the decay process is first order  Hence we can say that  A = A0eKt  where A = final…

Q: Dinitrogen pentoxide, N2O5, undergoes first-order decomposition in chloroform solvent to yield NO2…

A: According to the integrated rate law for the first order reaction, the concentration of reactant is…

Q: The decompostion of a compound with a half-life of 32 minutes at 25 oC is a first order process. If…

A:

Q: After 54.0 min, 38.0% of a compound has decomposed. What is the half‑life of this reaction assuming…

A: Rate constant, k can be determined as follows:

Q: What is the half-life of a compound if 42% of a given sample of the compound decomposes in 40…

A:

Q: After 57.0 min, 24.0% of a compound has decomposed. What is the half-life of this reaction assuming…

A: For the first-order kinetics:…

Q: Consider the reaction of InCl (s) in nitric acid (HNO3), which follows first order kinetics and has…

A: Interpretation -  To determine the mass of In (s) is formed after 1.25 hour when reaction of InCl(s)…

Q: The rate constant for a certain first-order reaction is 0.40 min-1. i) Calculate the initial rate in…

A: For the first order reaction   Initial rate = rate constant x initial concentration of compound =…

Q: When a 5.00x10² mg aspirin tablet is taken it decomposes via zeroth order kinetics with a half-life…

A: Given 5X102 mg tablet of aspirin decomposes via zero order with half life of 3.1 hrs We have to…

Q: assuming

A: According to the question, After 53.0 min, 16.0% of a compound has decomposed. We need to determine…

Q: The following chemical reaction: A → products shows first order kinetics with respect to A; rate =…

A: For first order kinetics- ln[A] = ln[Ao] - kt  where- [A] is the concentration of substance A at…

Q: 7. If the half-life for the decomposition of a drug is 6 hours, how long will it take for 125 mg of…

A: Half life = 6 hours Initial quantity = 125 mg Quantity left after time t = 70% (125) mg

Q: What is the half-life in minutes of a compound if 75.0 percent of a given sample decomposes in 80.0…

A: Step 1: For the given condition the kinetics is considered to be first order. A first order kinetics…

Q: What is the half-life in minutes of a compound if 75.0 percent of a given sample decomposes in 25.0…

A: The relationship between concentration and time for first-order reaction is given by

Q: A radioisotope of iodine, 131I, is used to study thyroid function. A patient is given a sample that…

A: Given: The concentration of the 131I sample = 1.70 × 10-4 M The half-life of 131I = 8.04 days. We…

Q: certain substance, initially at 0.10 M in solution, decomposes by second-order kinetics. If the rate…

A: The question is based on the concept of chemical kinetics. it talks of second order reaction for…

Q: Chlorine dioxide (ClO2) is used as a disinfectant in municipal water-treatment plants. It decomposes…

A:

Q: What is the half-life of compound if 75 percent of a given sample of the compound decomposes in 60…

A: The given information says that the reaction is first order kinetics. First determine the rate…

Q: The thermal decomposition of phosphine (PH3) into phosphorus and molecular hydrogen is a first-order…

A: Integrated rate equation for first order kinetic reaction:  If initial amount of phosphine is 100 M…

Q: Americium-241 is used in smoke detectors. It has a first-order rate constant for radioactive decay…

A: Given:  First order rate constant K=1.6×10-3 yr-1 Rate constant for the decay of iodine k=0.011…

Q: The decomposition of nitrogen dioxide at a high temperature NO2(g) n NO(g) + 1⁄2 O2(g) is…

A:

Q: What is the half-life of a compound if 65 percent of a given sample of the compound decomposes in 59…

A:

Q: After 74.0 min, 24.0% of a compound has decomposed. What is the half-life of this reaction assuming…

A:

Q: 5. The decomposition of N205 follows first-order kinetics based on the reaction below. 2N₂O5 (g) →…

A:

Q: After 65.0 min, 40.0% of a compound has decomposed. What is the half-life of this reaction assuming…

A: Given : time = 65 min

Q: The decomposition of N2O5 dissolved in carbon tetrachloride is a first order reaction. The chemical…

A:

Q: The decomposition of an insecticide in the environment follows second order kinetics with a rate…

A: Consider the reaction 2A + B 2C.Suppose that at a particular momentduring the reaction, rate…

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: After 68.0 min, 27.0% of a compound has decomposed. What is the half-life of this reaction assuming…

A:

Q: The rate constant for the first-order decomposition of N2O is 3.40 s-1. What is the half-life of the…

A: The half-life of a reaction is the time required for the reactant concentration to decrease to…

Q: (a) What is activation energy? What role does activation energy play in chemical kinetics? (b) What…

A: there are certain criteria for any chemical reaction to occur and activation energy is one of them…

Q: What is the half-life in minutes of a compound if 75.0 percent of a given sample decomposes in 70.0…

A: The following information given in the question - Percentage of compound decomposed = 75% Time taken…

Q: This reaction is first order with respect to N2O5. 2N2O5(g) → 4NO2(g) + O2(g) If the half-life for…

A: Given information,

Q: Nitrogen pentoxide decomposes by a first-order process yielding N,O4 and oxygen. 2N,05 → 2N,04 + O2…

A: The balanced chemical equation for the decomposition of N2O5 is,  2 N2O5 → 2 N2O4 + O2  The half…

Q: The half life for a first order reaction is 45 min. What is the rate constant in units of s? Multple…

A: We have the first order reaction The relation between half life and rate constant is half life x…

Q: After 46.0 min, 33.0% of a compound has decomposed. What is the half-life of this reaction assuming…

A: Given, At 46.0 min, 33% compound decomposed Formula Used, k=1tlnAoAt where, K is the rate constant.…

Q: The decomposition of O3 is a second order reaction with a rate constant of 50.5 M hr-1.…

A: The given data contains, Rate constant = 50.5 M hr-1 Concentration = 5.609×10-6M.

Q: After 40.0 min, 28.0% of a compound has decomposed. What is the half‑life of this reaction assuming…

A: Let the amount of a substance with half-life t1/2 that remains after time t is 0.5t/t1/2.   Since…

Q: At a particular temperature, N 20 5 decomposes according to a first-order rate law with a half-life…

A:

Q: The decomposition of N2Os is an important process in tropospheric chemistry. The half-life for the…

A: Two numerical problems based on first order kinetics, which is to be accomplished.

Q: A certain substance, initially present at 0.500 M, decomposes by second-order kinetics with a rate…

A: Given: Initial concentration = 0.500 M Final concentration = 0.337 M Order of reaction = 2 And rate…

Q: The reaction rate coefficient for a pollutant following first order reaction is 0.3 per day. If the…

A: Integrated rate law equation for first-order kinetics:          ......(1) where, t is time period, k…

Q: The radioactive isotope 99mTc (used in medical stress tests) decays via gamma emission following…

A: The time taken to reach the final value can be calculated as follows : t = 2.303/K * log [A]o/[A]…

Q: 13.25 What is the half-life of a compound if 75 percent of a given sample of the compound decomposes…

A: Let initial amount of substance be No Amount of substance decomposed in 60 min = 75% of No = 0.75 No…

Q: The rate constant for a second order reaction is 3.33×10² L mol's. The initial concentration of the…

A: Given data:  Rate constant K = 3.33×10-2 L mol-1s-1 Initial concentration A0=0.5 mol/L