QUESTION 6 For the second order reaction A products, the following data are obtained: [A] -...
The following data are obtained for the reaction A ? products: t = 0 min. [A] 0.250 M, t 4.22 min, [A 0.210 Mt 6.60 min, [Al 0.188 M; t-10.61 min, [A]-0.150 M; t-14.48 min, [A 0.114 M, t 18.00 min, [A] 0.083 M. What are the order of this reaction and its rate constant, k?
PRACTICE EXAMPLE B: The following data are obtained for the reaction = 0.210 M: products: !=0 min, [A] 0.250 M; t 422 min, A 0.188 M, 10.61 min. A]0.150 M; t = A 14.48 min, : = 6.60 min, A (A] 0.114 M; i reaction and its rate constant, k? 18.00 min, [A] 0.083 M. What are the order of this Homework PRACTICE EXAMPLE A: In the decomposition reaction B following data are obtained: t Os, [B = 0.88 M;f...
[time] [Z] 4. Suppose the data shown are for the second order reaction: → products. What is the value of the rate constant k? O min 50.000 atm 6.250 3.333 2.273. 5. For a first order reaction (G - products) with k = 0.173 min', suppose a chemist runs the reaction starting with an initial concentration [G]. = 12.0 M. a. How many minutes will it take for [G] to decrease to 4.70 M? b. What [G] will remain after...
#5 & 6 Questions 3-6: lowing data were obtained for the reaction: 2NO g) + Odg)→ 2NO2(g) Concentrations are "mol/L" and rates are in "(mol/L)Ys" INOlo 1.0 x 10-3 1.0 × 10-3 2.0 × 10-3 02]o 1.0 × 10-3 2.0 x 103 1.0 x 10-3 Initial Rate 2.0 × 10-5 4.0 × 10-5 8.0 x 10- 3. Consider the differential rate law, r kNoTO.], how do we determine the reaction o m? A. By educated guess B. By using the...
Consider the reaction A + B ? products From the following data obtained at a certain temperature, determine the rate law, the order of the reaction, and calculate the rate constant k. Experiment 1: [A] = 1.50 M; [B] = 1.50 M; Initial Rate = 3.20 x 10-1 M/s Experiment 2: [A] = 1.50 M; [B] = 2.50 M; Initial Rate = 3.20 x 10-1 M/s Experiment 3: [A] = 3.00 M; [B] = 1.50 M; Initial Rate = 6.40...
Question 17 (3 points) The following set of data was obtained by the method of initial rates for the reaction: (H3C)3CBr + OH- → (H3C)3COH + Br- [(H3C)3CBr] (M) [OH-] (M) Initial Rate (M/s) 0.25 0.25 1.1 x 10-4 0.50 0.25 2.2 x 10-4 0.50 0.50 2.2 * 10-4 What is the rate law for this reaction, including the value for the rate constant k? You may omit units. Question 18 (3 points) For a particular first-order reaction, it takes...
QUESTION 7 Consider a second-order reaction: A - Products Rate constant k = 5.0x10-35-1. The initial concentration = 1.00 M. Determine the concentration of A at 14.9 min. I
QUESTION 6 From the following data, the reaction order for Ais___and the reaction order for Bis A Second order for A: first order for B B. zero order for Azero order for B C. zero order for Afirst order for B D. first order for As first order for B E. None of the answers are correct. QUESTION 7 You are trying to determine the reaction rate for a reaction with several intermediate steps. The rate for the overall reaction...
For some second-order reaction: 2 X (g)→ 2 Y (g) + Z (g). The following data were obtained at 95°C: [A]o = 7.38 x 10-3 M [A]t = 2.67 x 10-3 M t = 720 s Calculate the rate constant for this reaction.
PRACTICE EXAMPLE B: The following data are obtained for the reaction A- products: ! O min, [A] = 0.250 M; t = 4.22 min, A = 0.210 M: 1 = 6.60 min, A] = 0.188 M; = 10.61 min. [A] = 0.150 M; 1 = 14.48 min, TA] = 0.114 M; I - 18.00 min, AJ = 0.083 M. What are the order of this