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The first-order decomposition of a compound has a rate constant of 3.2 x 10-35-1. If the...
The first-order decomposition of a compound has a rate constant of 3.2 * 10-35-1 if the initial concentration of the compound is 6.50 M, what is the concentration of the compound after 855 s?
The first-order decomposition of cyclopropane has a rate constant of 6.7 × 10-4 s-1. If the initial concentration of cyclopropane is 1.33 M, what is the concentration of cyclopropane after 644 s?
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 1.36×10−4 s−1 at a certain temperature. Part A: If the initial concentration of SO2Cl2 is 1.00 M, how long will it take for the concentration to decrease to 0.78 M ? Part B: If the initial concentration of SO2Cl2 is 0.125 M , what is the concentration of SO2Cl2 after 180 s? Part C: If the initial concentration of SO2Cl2 is 0.125 M , what...
The decomposition of SO2Cl2 is first order and has a rate constant of + 2.90 x 10–4 s–1. What is the concentration of SO2Cl2 after 840 seconds given that the initial concentration of SO2Cl2 is 0.0325M ? (hint: your answer should have three significant figures, not include units, and not be written in scientific notation)
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 first order decomposition of N2O5 at 328 K has a rate constant of 1.70x10^-3 s^-1. if the initial concentration of N2O5 is 2.88 M, what is the concentration of N2O5 after 12.5 minutes?
The rate constant for the first-order decomposition of N2O5 is 2.81×10−2 s−1 at 20∘C. If the initial concentration of N2O5 is 2.50 M, what is the [N2O5] after 100 seconds?
Question 6 (18 marks) (a) Given that the rate constant k for the first-order decomposition of compound X is 2.65 x 10-9 s', calculate the percentage of compound X that has decomposed in the first 2250 seconds after the reaction begins. (4 marks) (b) Consider the first order reaction: W2 → 2 Y. If [W2]=0.8 M initially and 0.17 M after 160 seconds, what will [W2] be after 350 seconds? (4 marks) (c) Data for the reaction 3A + 5B...
The decomposition of hydrogen peroxide, H2O2, is first order with a rate constant, k=3.66 x 10-3s-1. If the initial concentration of H2O2 is 1.05M. Calculate the [H2O2] after 167s.