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CHEMWORK For a reaction of the type A2(g) + B2(8) 2AB(g) with the rate law: d[A2]...
Consider the following reaction, 2AB (g) ⇌ A2 (g) + B2 (g) K = 1.50x10−2 At some point in the reaction, Q = 5.30. Which of the following statements is correct concerning the equilibrium? 0.60 mol of Br2 and 0.60 mol of Cl2 are placed in a 1.00 L flask and allowed to reach equilibrium. After reaching equilibrium, the flask is found to contain 0.28 mol of BrCl. What is the value of Kc for this reaction? Br2 (g) + Cl2 (g)...
Consider the reaction A2 + B2 ⇌ 2AB. If the initial concentration of both A2 and B2 is 4.0 M, and after 10 minutes the reaction appears to stop. The concentration of [A2] is now 2.0M. d. We can discuss the rate in terms of [A2], [B2], or [AB]. How are they related to each other? - Δ[A2]/Δt = e. What is the difference between Δ[A2]/Δt and d[A2]/dt ? f. At t = 15 minutes has the reaction actually...
For the reaction A2(g) + B2(g) <=> 2AB(g), calculate the value for Kc at 25oC if [A] = 1.073M, [B] = 1.112M, and [AB] = 24.1M. (assume a minimum of 3 significant figures for each molarity).
2. Consider the reaction A2 + B2 ⇌ 2AB. If the initial concentration of both A2 and B2 is 4.0 M, and after 10 minutes the reaction appears to stop. The concentration of [A2] is now 2.0M. a. Draw a graph of [A2] vs. time, over the span of 20 minutes. b. On the same axes draw a graph of [B2] v time, over a span of 20 minutes. c. On the same axes draw a graph of [AB] v...
2. Consider the reaction A2+ B2 = 2AB. If the initial concentration of both A2 and B2 is 4.0 M. and after 10 minutes the reaction appears to stop. The concentration of [A2) is now 2.0M. a. Draw a graph of [A2) vs. time, over the span of 20 minutes. 09. (M concertuohon 5 15 20 time (min) b. On the same axes draw a graph of [B2] v time, over a span of 20 minutes. c. On the same...
For the net reaction: 2AB + 2C → A2 + 2BC, the following slow first steps have been proposed. 2C + AB → AC + BC 2AB → A2 + 2B C + AB → BC + A AB → A + B What rate law is predicted by each of these steps? Choose from the list below and enter the four letters in order, (e.g. ABCD or DEAB etc.) A. k[A] B. k[B] C. k[AB] D. k[AB][C] E. k[A]2...
2. For the following equilibrium reaction: Energy + 2AB (g) = 2 AB (g) + B2 (g) where K = 55 What will happen to the amount of B2 (increase, decrease or stay the same) if a) a catalyst is added b) some AB is removed c) temperature is increased d) pressure is increased e) the amounts of AB, and AB are kept constant while the value of K is decreased
For the net reaction: 2AB +2C+ A2 +2BC The following slow, first step has been proposed: 2C+ AB AC +BC What is the rate law predicted by this step? Enter the overall order only (no units). What units are associated with the rate constant for this rate law? Use M for mol/L and time in s ?Edit
A study of the rate of the reaction represented as 2AB gave the following data: Time (s) 0.0 5.0 10.0 15.0 20.0 25.0 30.0 [A] (M) 1.00 0.775 0.625 0.465 0.360 0.285 0.230 3. Determine the average rate of disappearance of A between 0.0 and 10.0 s, and between 10.0 and 20.0 s. 4. What order is the above reaction? What is the rate constant? Hint:You might have to graph the data. For the following reaction: 2NO(g)+C12(g)2NOCI(g) The observed initial...
An experiment was conducted to determine the rate law for the reaction A2(g)+B(g)→A2B(g) . The table above shows the data collected. Based on the data in the table, which statement is correct? Trial 1 [A2] 0.10 [B] 0.50 0.20 0.50 Nm + Initial rate (Ms-1) 2.5 10-4 5.0 x 10-4 5.0 x 10-5 1.0 x 10-4 0.30 0.05 1 0.30 0.10 An experiment was conducted to determine the rate law for the reaction A2(g) +B(g) → A2B(g). The table above...