Consider the following first order decomposition: AB(g) → A(g) + B(g). If the rate constant is...
For the simple decomposition reaction AB(g) → A(g) + B(g) rate = k[AB]2and k = 0.90 L/mol·s. How long will it take for [AB] to reach 1/3 of its initial concentration of 1.50 M? t = ___ s
The decomposition of sulfuryl chloride (SO2Cl2) is a first-order process. The rate constant for the decomposition at 660 K is 4.5×10−2s−1. a. If we begin with an initial SO2Cl2 pressure of 470 torr , what is the partial pressure of this substance after 58 s ? b. At what time will the partial pressure of SO2Cl2 decline to one-third its initial value?
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
For the simple decomposition reaction AB(g) → A(g) + B(g) rate = k[AB]2 and k = 0.1 L/mol·s. If the initial concentration of AB is 1.50 M, what is [AB] after 14.0 s?
The decomposition of ammonium nitrate is first-order. NH4NO3 (aq) → N2O(g) + 2H2O(g) The rate constant of this reaction is 0.110 min-1. If the initial concentration of ammonium nitrate is 0.551 M, what is the concentration after 38.5 minutes?
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...
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 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 1.44×10−4 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...