The initial concentration of N O 2 in the second-order reaction 2N O 2 →2NO+ O 2 is 0.621 mol/L .
After 20 seconds, the concentration of N O 2 is 0.583 mol/L . W
hat is the rate constant for the reaction?
The initial concentration of N O 2 in the second-order reaction 2N O 2 →2NO+ O...
The initial concentration of N 2 O 5 (g) in the first-order reaction 2 N 2 O 5 (g)→4 NO 2 (g)+ O 2 (g) is 0.372 mol/L . After 30 seconds, the concentration of N 2 O 5 (g) is 0.0744 mol/L . What is the rate constant for the reaction?
It takes 50.5 s for the concentration of reactant A in the second order reaction A ==> Products 0.84 mol L to half of it. to decrease from its initial value [A]o A) What is the rate constant of the reaction? B) What is the concentration of A after 32 s have passed? B) After what time will the concentration of A be [A]o 16?
Kinetics. The rate constant for a particular second-order reaction is 0.47 M-1s-1. If the initial concentration of reactant is 0.25 mol/L, what concentration will remain after 12.0 s? SHOW ALL WORK - SHOW ALL STEPS (WITH UNITS)
2. Consider the second order reaction 2NOB → 2NO+ Br2 The rate constant is 0.80 M-1 5-1. The initial concentration is 0.86 M. 4) Find the half-life of the reaction. 5) Find the concentration of PH3 after 10 min. 6) How long will it take for the concentration of PH3 deceased to 0.01 M. how transcribed image text
1. A reaction is second order in[A] and second-order in [B]: Rate,=K[A]^2[B]^2. what are the units of k for this reaction? If the concentration of air decreases by a factor of 2 and the concentration of b increases by a factor of 5 what happens to the rate? 2. for the forward reaction 2NO+Cl2=>2NOCl. determine the rate(m/s)for experiment #4 given [NO]°(M)=0.40M and [Cl2]°z(M)=0?20M. Rate? 3.The following data were collected over time for the forward reaction 2NO2=>2NO+O2 ( 1/[NO2]=100 at 0...
A reaction that is second order in one reactant has a rate coefficient of 0.05 dmmols1. If the initial concentration of the reactant in 0.1 mol dm, how long will it take (in seconds) for the concentration to become 0.05 mol dm 3? Express your answer in seconds, correct to two decimal places. Please do not include the correct units (seconds) in your answer.
The reactant concentration In a second order reaction was 0.340 M After 280 seconds and 3.80×10^-2 M after 850 s. what is the rate constant for this reaction? Part D The reactant concentration in a second-order reaction was 0.340 M after 280 s and 3.80x10-2 M after 850 s. What is the rate constant for this reaction? Express your answer with the appropriate units. Indicate the multiplication of units, as necessary, explicitly either with a multiplication dot or a dash....
O KINETICS AND EQUILIBRIUM Using a second order integrated rato low to find concentration '. At a certain temperature this reaction follows second-order kinetics with a rate constant of 13.1 M 250,() 250,()+0,6) Suppose a vessel contains so, at a concentration of 0.130 M. Calculate the concentration of SO, in the vessel 9.20 seconds later. You may assume no other reaction is important Round your answer to 2 significant digits. O KINETICS AND EQUILIRIUM Using the Arrhenius equation to calculate...
A chemical reaction that is second order in x is observed to have a rate constant of 3.1 x 10‑2 L/mol·s. If the final concentration of x is 0.11 M after 46 seconds, what was the initial concentration? Enter your answer with two significant figures.
for the reaction 2NOBr(g)---- 2NO(g)+Br2(g) the rate of the reaction -2.3 mol NOBr/L/h when the initial NOBr concentration was 6.2 mol NoBr/L. what is the rate constant of the reaction. Please help:) 52. For the reachon ZNO Brly) - 2Noig) + Brela) the rate of the reaction was -23 mol NoBrilh when the inihol NOBY Coventration was 2 mol NOBYL Wat is the rate constant of the reaction?