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).
For the reaction A2(g) + B2(g) <=> 2AB(g), calculate the value for Kc at 25oC if...
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...
3 pts Question 2 Consider the following hypothetical reaction Az (g) + B2 (g) + 2AB (g) [AB where Kc = Ag][B2] 4 AB (g) is The equilibrium constant for the reaction 2A2 (g) +2B2 (8) 1/[Kc^4) o Kc^4 sqrt(Kc) Kc2
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)...
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
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...
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 reaction A2 + B2 → 2AB, Ea(fwd) = 105 kJ/mol and Ea(rev) = 77 kJ/mol. Assuming the reaction occurs in one step, calculate ΔH°rxn 123 kJ/mol 28 kJ/mol 253 kJ/mol 182 kJ/mol 337 kJ/mol
The equilibrium constant for the reaction: 2 AB(g) ⇔ A2(g) + B2(g) is Kp = 0.363 at 873 K. What is Kp at 873 K for the reaction: 4 A2(g) + 4 B2(g) ⇔ 8 AB(g)
Question 7 The data below refer to the following reaction: 2AB (g) Az (g)+ B2(g) and its Kp value is 1 x 10-4. AB (atm) A2 (atm) B2 (atm) Initial 8 0 0 Change Equilibrium What is the concentration of AB at equilibrium? 6.45 7.94 7.97 0.028 4.94 Question 6 For a chemical reaction: 2 CIO(g) + Cl2(g)+ O2(g)has a Kp = 0.085, and the initial concentrations are: 0.85 atm CIO 0.55 atm C12 0.55 atm O2 Which of the...