The decomposition of a compound follows a first order kinetics with a rate constant of 0.0432 s^-1 at 500 degrees C.
1) if the initial concentration of starting material was 0.0500 M, what is the concentration after 1.4 min?
2) how long (in mins)will it take for the concentration of starting material to decrease from 0.750 M to 0.000250 M?
3) how long (in min) will it take to convert 32 percent of the starting material?
The decomposition of a compound follows a first order kinetics with a rate constant of 0.0432...
QUESTION 19 The decomposition of a compound follows first-order kinetics with a rate constant of 1.45 y? The concentration of this compound at time = 0 was 5.0 x 10-7 g/cm3. How long does it take for the concentration of the compound to reach one-quarter of its initial value? A. 0.478 y B. 4.0 y C. 0.956 y D.351 y E. 1.39 y
2. The decomposition of a certain insecticide in water follows first-order kinetics with a rate constant of 1.45 yr''. A quantity of this insecticide is washed into a lake on June 1, leading to a concentration of 5.0 x 10-7 g/cm². (a) What is the concentration of the insecticide on June 1 of the following year? (b) How long will it take for the concentration of the insecticide to decrease to 3.0 x 10 g/cm?
1) 2) 3) The decomposition of dinitrogen tetroxide to nitrogen dioxide at 400°C follows first-order kinetics with a rate constant of 3.84 X10-3-1. Starting with pure N204, how many minutes will it take for 38.0% to decompose? Suppose the surface-catalyzed hydrogenation reaction of an unsaturated hydrocarbon has a rate constant of 0.374 M/min. The reaction is observed to follow zero-order kinetics. If the initial concentration of the hydrocarbon is 2.90 M, what is the half-life of the reaction in seconds?...
At a certain temperature this reaction follows first-order kinetics with a rate constant of Suppose a vessel contains at a concentration of . Calculate how long it takes for the concentration of to decrease to . You may assume no other reaction is important. Round your answer to significant digits. At a certain temperature this reaction follows first-order kinetics with a rate constant of 0.0366 s ": 250z (g) 2502(g) +0,(g) Suppose a vessel contains SO, at a concentration of...
The decomposition of dinitrogen tetroxide to nitrogen dioxide at 400°C follows first-order kinetics with a rate constant of 9.17 ×10-3 s-1. Starting with pure N2O4, how many minutes will it take for 85.0% to decompose?
The decomposition of SO2Cl2 is first order in SO2Cl2 and has a rate constant of 1.48×10−4 s−1 at a certain temperature. How long will it take for the concentration of SO2Cl2 to decrease to 25% of its initial concentration? If the initial concentration of SO2Cl2 is 1.00 M, how long will it take for the concentration to decrease to 0.76 M ? If the initial concentration of SO2Cl2 is 0.175 M , what is the concentration of SO2Cl2 after 210...
The decomposition of SO2Cl2 is first order in SO2Cl2 and has a rate constant of 1.44×10−4 s−1 at a certain temperature. A) How long will it take for the concentration of SO2Cl2 to decrease to 25% of its initial concentration? Express your answer using two significant figures. B)If the initial concentration of SO2Cl2 is 1.00 M, how long will it take for the concentration to decrease to 0.74 M ? Express your answer using two significant figures. Please explain step...
The decomposition of SO,Cl, is first order in SO, Cl, and has a rate constant of 1.38x10 - at a certain temperature Part A What is the half-life for this reaction? 1 | ΑΣφ και ? $ Submit Het we Part How long wil it take for the concentration of SO,Cl to decrease to 25% of its initial concentration? Express your answer using two significant figures. VE ΑΣφ ? Submit Beavest A The decomposition of SO,Cl is first order in...
at 25 degrees celsius the rate constant for the first order decomposition of a pesticide solution is 6.40x10^-3 min^-1. If the starting concentration of pesticide is 0.0314 M, what concentration will remain after 62.0 min @ 25 degrees celsius? Correct answer is 2.11X10^-2M Can someone please explain how to get this answer?
13. A. The decomposition of hydrogen peroxide is a first-order process with a rate constant of 1.06 x 10 min. How long will it take for the concentration of H2O2 to drop from 0.0200 M to 0.0120 M? <1 min 7.55 min 481 min 4550 min 31 400 min The rate constant is 5.4 C. D. E