A certain substance, initially at 0.10 M  in solution, decomposes by second-order kinetics. If the rate constant for this process is 0.34 L/mol ⋅ min, how much time is required for the concentration to reach 0.040 M?

Q: The rate constant for a second-order reaction is 0.13 M−1s−1. If the initial concentration of…

A:

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

A:

Q: A chemistry graduate student is studying the rate of this reaction: NH,OH (aq) → NH, (aq)+H,O(aq)…

A: Using rate law equation for zero, first, and second order reaction, order of the given reaction can…

Q: A particular reactant decomposes with a half-life of 167 s when its initial concentration is 0.325…

A: Answer

Q: If the [S2O32-] is initially 2.49 x 10-4 M, and the reaction takes 160 seconds for the solution to…

A: Reaction: 2S2O32- + I2 → S4O6-- + 2I-  The reaction mixture turn blue just after the complete…

Q: A chemistry graduate student is studying the rate of this reaction: 2N,0, (g)→ 2N,0, (g)+0, (g) She…

A: To determine the rate law we have to ensure the order of the reaction first. Thus we can use the…

Q: The decomposition of SO,Cl, is first order in SO,Cl, and has a rate constant of 1.42 x 10-ts-1 at a…

A: The half-life of a reaction is defined as the time required for a reactant to be decreased to half…

Q: The hydrolysis of table sugar (sucrose) occurs by the following overall reaction sucrose + water →…

A: The hydrolysis of sucrose is type of pseudo- first order reaction , in which concentration of water…

Q: The reaction of nitric oxide with hydrogen at 1280°C is 2NO(3) + 2H;(3) ► N;(8) + 2H,0(g) From the…

A: The rate law for the reaction is: rate=kNOxH2y ......(1)

Q: The reactant concentration in a first-order reaction was 9.80×10−2 M after 45.0 s and 9.30×10−3 M…

A: Ao = 9.8 x 10-2 M A = 9.30 x 10-3 M t =( 100-45) = 55 s

Q: What is the half-life for a particular reaction if the rate law is rate = (821 M*min⁻¹)[A]⁰ and the…

A: The general form of the rate law of a chemical reaction is: Where k is the rate constant of the…

Q: Under certain conditions the rate of this reaction is zero order in hydrogen iodide with a rate…

A:

Q: A particular reactant decomposes with a half‑life of 125 s when its initial concentration is 0.295…

A: The rate constant involving half-life is given as

Q: The hydrolysis of table sugar (sucrose) occurs by the following overall reaction sucrose + water →…

A: HYDROLYSIS: A chemical reaction in which chemical bonds in water molecules are cleaved to form one…

Q: How long, in seconds, would it take for the concentration of A to decrease from 0.920 M to 0.240 M?

A: Formula for first order reaction:- ln [A] = ln [A]o - kt  Where [A] = final concentration  [A]o =…

Q: a decomposition reaction that they  observed in the lab. After the experiment, their findings showed…

A: Correct Answer : Option (b) Zero order reaction

Q: The rate constant for a certain reaction is 0.54/M.sec at 300 oC. How long, in seconds, would it…

A:

Q: The decomposition of N2O5 to NO2 and O2 is first order, with a rate constant of 4.80 x 10-4/s at…

A: Calculate final concentration and time....

Q: Chemistry The decomposition of acetaldehyde is a second order reaction with a rate constant of 4.71…

A:

Q: The half life for the first order decomposition of nitromethane, CH,NO,, at 500K is 650 seconds. If…

A:

Q: Deducing a rate law from the change in concentration over time A chemistry graduate student is…

A:

Q: kinetics at 500 oC. If the initial concentration of nitrogen oxide is 0.24 M, what is the…

A:

Q: Reaction 1: A first order reaction (A à products) has the rate constant k = 0.483 min-1 (Rate =…

A: Using the integral rate law equation for 1st order and 2nd order to determine. Which will take more…

Q: In a study of the decomposition of nitrous oxide at 565 °C N20(g)N2(g) + ½ 02(g) the concentration…

A:

Q: What is the half-life for a particular reaction if the rate law is rate = (1021 M*min⁻¹)[A]⁰ and the…

A: The general form of the rate law of a chemical reaction is: Where k is the rate constant of the…

Q: The decomposition of a chemical follows the Zero order with a rate constant, k = 0.00177 M/s. If the…

A: Given data :  1) initial concentration= 1.60 M  Final concentration= 0.980 M  Rate constant, k =…

Q: A city's water supply is contaminated with a toxin at a concentration of 0.63 mg/L. Fortunately,…

A: Given: Toxin concentration=0.63 mg/L To Solve: Solution: The time elapsed until one half of the…

Q: A first order process has an experimentally determined rate constant of 6.0 * 10 ^ - 4 * s ^ - 1 at…

A:

Q: The generic reaction     2 A   →   products     follows zero-order kinetics with a rate constant of…

A: Given- Reaction  2 A   →   products   Order of reaction = 0 Rate constant = 0.00628 M/s.  Original…

Q: Archaeologists can determine the age of artifacts made of wood or bone by measuring the amount of…

A:

Q: Sugar decomposes in acidic solution to its two components, glucose and fructose. The reaction is…

A: First-order reaction:According to the first-order kinetics the rate constant of the first-order…

Q: If you had a second order reaction with respect to A, which axes would you use on the graphs to…

A:

Q: The radioactive isotope 28Mg has a half-life of 20.9 hours. (a) What is the rate constant for this…

A: The half life of radioactive 28Mg isotope, t1/2 = 20.9 h

Q: The decomposition of N205 to NO2 and 02 is first order, with a rate constant of 4.80 x 10-4/s at…

A: Given Initial Concentration = 4.85 × 10-2 M Final Concentration = 1 × 10-2 M Time = 460 s K = 4.8 ×…

Q: The following questions refer to the gas-phase decomposition of ethylene chloride.          C2H5Cl…

A:

Q: It has been found that DDT in the soil decomposes by a first-order reaction with a half-life of 12.0…

A: To solve this problem first we have to calculate the rate constant by using half life time  K =…

Q: The following data were collected for a certain reaction of the type A → products. Determine the…

A: Order of a reaction can be determined by plotting a graph or by using the following formula…

Q: a given temperature, a first-order reaction has a rate constant of 1.5 × 10–3 s–1. What is the time…

A: Given : Rate constant =  1.5 × 10–3 s–1

Q: The decomposition of N,O5 to NO, and O, is first order, with a rate constant of 4.80 x 1o4/s at…

A: Since the reaction is given first order  Hence we can say  ln(A0 / A) = Kt  where A0 = initial…

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

A: Rate constant (k)= 4.0×10-1 L/mol.min Initial concentration (Ao) =0.500 M Concentration after time t…

Q: At 25°C the rate constant for the first-order decomposition of a pesticide solution is 6.40 x 10-…

A: The concentration of the reactant at time 't' is given by,     [A]t = [A]oe-kt where, [A]o is the…

Q: A city's water supply is contaminated with a toxin of 0.36mg/L. Fortunately, this toxin decomposes…

A: Given Data: The concentration is 0.36 mg/L. The rate constant is 27 day-1.

Q: The decomposition of NO2 is a second order reaction and the rate constant is 0.755 L/mol-s. In an…

A: t = time required to concentration of NO2 to drop to 0.00100 mol/L

Q: (Q89) The hydrolysis of sucrose to form fructose and glucose is a first order reaction that has a…

A: Initial concentration of sucrose = 0.879M Final concentration of sucrose = 0.363M Half life time =…

Q: A particular reactant decomposes with a half-life of 103 s when its initial concentration is 0.275…

A:

Q: The decomposition of a chemical follows the Zero order with a rate constant, k = 0.00543 M/s. If the…

A: 1) Given : Order of reaction = 0 Rate constant, K of reaction = 0.00543 M/s. time, t = 900 s And…

Q: 1/INO,(8)] (1/M) 5. You studied the chemical reaction, 2NO2(g) → 2NO(g) + O2(g), at 25°C by…

A: Rate constant, is a proportionality constant in an equation which depicts the relationship between…

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: Archaeologists can determine the age of artifacts made of wood or bone by measuring the amount of…

A:

Q: A certain substance, initially present at 0.950 M, decomposes by first-order kinetics with a rate…

A: Given, [A] = 0.532 M [A]0 = 0.950 M k = 1.25 × 10-2 mol L-1 s-1