cos2θ = (2ab)/(a2 + b2). Find the values of a and b.
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...
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...
Determine which of the formulas hold for all invertible n X n matrices A and B B. (A B2- A2 + B2 +2AB D.A +B is invertible E.ABA-1B F9A is invertible
Determine which of the formulas hold for all invertible n X n matrices A and B B. (A B2- A2 + B2 +2AB D.A +B is invertible E.ABA-1B F9A is invertible
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).
CHEMWORK For a reaction of the type A2(g) + B2(8) 2AB(g) with the rate law: d[A2] _ = k[A][B] dt The value of the rate constant at 302°C is 2.45 x 10-4 L/mol s and at 508°C the rate constant is 0.0875 L/mol s. The value of R is 8.3145 J/K mol. Calculate the value of the rate constant for this reaction at 375°C. L/mol s Submit
URGENT If 2AB+10kJ-->A2+B2 then the production of 2A2: produces 20kJ requires 10kJ Produces 10kJ requires 20kJ
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 following reaction, 2AB (9) A2 (9) + B2 (9) K = 1.50x10-2 At some point in the reaction, Q = 5.30. Which of the following statements is correct concerning the equilibrium? O A. At that point in the reaction, the reaction shifts right to reach equilibrium. OB. At that point in the reaction, the reaction has reached equilibrium. OC. At that point in the reaction, only products are present in the gas mixture D. At that point in...
(a) Let P(B1∩B2)>0, and A1∪A2⊂B1∩B2. Then show that P(A1|B1).P(A2|B2)=P(A1|B2).P(A2|B1). (b) Let A and B1 be independent; similarly, let A and B2 be independent. Show that in this case, A and B1∪B2 are independent if and only if A and B1∩B2 are independent. (c) Given P(A) = 0.42,P(B) = 0.25, and P(A∩B) = 0.17, find (i)P(A∪B) ; (ii)P(A∩Bc) ; (iii)P(Ac∩Bc) ; (iv)P(Ac|Bc).