The reaction of NO and O2 produces NO2. 2 NO(g) + O2(g) → 2 NO2(g) The reaction is second-order with respect to NO(g) and first-order with respect to O2(g). At a given temperature, the rate constant, k, equals 4.7E+2 M–2s–1. What is the rate of reaction when the initial concentrations of NO and O2 are 1.95E-2 M and 1.40E-2 M, respectively? 5.32E-6 M/s 2.50E-3 M/s 1.80E-3 M/s 0.128 M/s -2.50E-3 M/s
The reaction of NO and O2 produces NO2. 2 NO(g) + O2(g) → 2 NO2(g) The...
1a. The reaction of NO and O2 produces NO2. 2 NO(g) + O2(g) → 2 NO2(g) The reaction is second order with respect to NO(g) and first order with respect to O2(g). At a given temperature, the rate constant, k, equals 4.6 x 102 M–2 s–1. When the initial concentrations of NO and O2 are 0.02 M and 0.015 M, respectively, the rate of the reaction is ___ M/s. 1b. The rate constant of a first-order decomposition reaction is 0.014...
The elementary reaction 2NO2 (g) -> 2NO (g) + O2 (g) is second order in NO2 and the rate constant at 660 K is 5.23 M-1s-1. The reaction half-life at this temperature when [NO2]0 = 0.45 M is ____ s.
The decomposition of NO2 at high temperature NO2(g) → NO(g) + 1/2 O2(g) is a second order process with a rate constant of 3.40 L/mol•min. If an experiment is performed where the initial concentration of NO2 is 0.400 M, what is the concentration of NO2after 2.96 min? [NO2] = M
9,10,11
9. Consider the decomposition reaction of N2Os. 2 N203(g) → 4NO2(g) + O2(g) follows the first order kinetics with rate constant of 4.8 x 10's. (a) if the initial 165 x 10-2M what is the concentration at 825 s? (b) How long it will take for concentration is 1.65 x 10-2M what is the concentrat the concentration of N2Os to decrease to 1.00 x 10-2M? t 10. Nitrosyl chloride, NOCI, decomposes slowly to NO and Cl2, the reaction follows...
1. The rate of the reaction (8) + NO2(g) → NO(g) + O2(g) was studied at a certain temperature. (a) In the first set of experiments, NO2 was in large excess, at a concentration of 1.0 x 10'3 molecules/cm with the following data collected: Time (s) [O] (atoms/cm) O 5.0 x 10' 1.0 x 102 1.9 x 10° 2.0 x 102 6.8 x 108 3.0 x 10-2 2.5 x 108 What is the order of the reaction with respect to...
(a) 2 NO2(g) à 2 NO(g) + O2(g) The rate law for this reaction is 2nd order. The rate constant is k = 0.775 M¯¹s¯¹. How much time would it require for [NO2] to go from 0.06M to 0.05M? (b) A 1st order reaction has a rate constant of k = 1.0 X 10¯³ s¯¹ at 25ᴼC. If the reaction rate doubles (2X faster) at 35ᴼC, what is the activation energy (Ea) for this reaction?
The gas phase decomposition of nitrogen dioxide at 383 °C NO2(g)NO(g) + ½ O2(g) is second order in NO2. In one experiment, when the initial concentration of NO2 was 0.449 M, the concentration of NO2 dropped to 5.84×10-2 M after 20.6 seconds had passed. Based on these data, the rate constant for the reaction is_______ M-1 s-1?
The decomposition of nitrogen dioxide occurs according to the equation below: NO2 (g)------>NO( g)+1/2 O2 (g) The reaction is second order with respect to NO2. The specific rate constant for this reaction is 3.04M-1min-1. How long does it take for the concentration of NO2 to decrease from 2.00M to 1.25M?
1a. At 573 K, gaseous NO2 decomposes, forming NO(g) and O2. If a vessel containing NO2(g) has an initial concentration of 0.056 mol/L, how long will it take for 75% of the NO2(g) to decompose? The decomposition of NO2(g) is second-order in the reactant, and the rate constant for this reaction, at 573 K, is 1.1 L/mol · s. = ___ s 1b. The decomposition of ammonia on a metal surface to form N2 and H2 is a zero-order reaction....
Consider the reaction: 2 NO(g) + O2 (g)--> 2 NO2 (g)
The following data were obtained from three experiments using
the method of initial rates:
3. Consider the reaction: 2 NO(g) + O2(g) → 2 NO2(g) The following data were obtained from three experiments using the method of initial rates: Initial [NO] Initial rate NO Initial [02] mol mol L-1 mol L-1 L-15-1 0.010 0.010 Experiment 1 Experiment 2 Experiment 3 0.020 0.010 2.5 x 10-5 1.0 x 10-4 5.0...