You are studying the reaction:
2 A(aq) ↔ 3 B(aq)
When the reaction reaches equilibrium, you find [A]eq=0.297M and [B]eq=0.617M. What is the value of Kc for this reaction? Report your answer to 2 decimal places.
Your Answer:
You are studying the reaction: 2 A(aq) ↔ 3 B(aq) When the reaction reaches equilibrium, you...
You are studying the reaction: A(aq) ↔ 3 B(aq) The value of Kc for this reaction is 0.685. When the reaction reaches equilibrium, you find [A]eq=0.133M. What is [B]eq? Report your answer to 3 decimal places. Your Answer:
You are studying the reaction: A(aq) + 2 B(aq) ↔ C(aq) + D(aq) When the reaction reaches equilibrium, you find [A]eq=0.209M, [B]eq=0.285M, [C]eq=0.781M, and [D]eq=0.779M . What is the value of Kc for this reaction? Report your answer to 2 decimal places. Your Answer:
1. Write the equilibrium constant expression for the following reaction: H3PO4(aq) + 3 H2O(l) ↔ PO4 3- (aq) + 3 H3O+ (aq) 2. (LeChatlier’s principle) The following reaction has Kc = 4.2 x 102 at 325oC, all gases. PBr3 + Cl2 ↔ PCl3 + Br2 ΔHo = -47 kJ/mol a. For this reaction at equilibrium, [PBr3] = [Cl2] = 0.0273 M, and [PCl3] = [Br2] = 0.560 M. What do you expect to happen to the equilibrium concentrations of each...
Which equilibrium constant expression(s) are for the following reaction. NH3(aq)↔NH3(g) Choose from the list below and enter the letters alphabetical order. (e.g. AH) A) (pNH3)eq F) (pNH3)eq2 B) [NH3]eq G) [NH3]eq-2 C) (pNH3)eq-1 H) (pNH3)eq-2 D) [NH3]eq-1 What is the equilibrium constant expression for the following reaction: Ru2+(aq) + 6NH3(aq)↔Ru(NH3)62+(aq) Choose from the list below and enter the letters alphabetical order. (e.g. For an equilibrium constant of [NH3]6eq[Ru2+]eq enter AH.) A) [Ru2+]eq E) [NH3]-1eq I) [Ru(NH3)62+]6eq B) [NH3]eq F) [Ru(NH3)62+]-1eq...
Use the equilibrium below to answer the following questions. H2(g) + Cl2(g) ↔ 2 HCl(g) If the initial concentration of HCl is 0.151 M and the equilibrium constant Kc = 0.287, what is the HCl concentration at equilibrium? Answer to 3 decimal places and be sure to include your units. Use the equilibrium below to answer the following questions. H2(g) + Cl2(g) ↔ 2 HCl(g) If the initial concentration of HCl is 0.151 M and the equilibrium constant Kc =...
Consider the balanced chemical equation for this equilibrium reaction: A (aq) + B (aq) = AB (aq) To determine the equilibrium constant for this reaction at 298 K, a student mixes two solutions together and allows them to react: • 10.0 mL of 0.60 M A (aq), and, • 40.0 mL of 0.25 MB (aq). When this solution reaches equilibrium, the student measures the equilibrium concentration of AB in the 50.0 mL solution: [AB]E = 0.10 M. Which values should...
1) The Keq for the reaction: A + B ↔ A B is 36 What is the Keq for A B ↔ A + B ? 2) The Keq for the reaction: A+B ↔ ABA+B ↔ AB is 8 What is the Keq for 3 AB↔ 3 A +3 B3 AB↔ 3 A +3 B ? 3)Consider the reaction below. 1.3 mol of A and 7.5 mol of B are added to a 2 L container. At equilibrium, the concentration of...
For the reaction H+(aq) + HCO3-(aq) ↔ H2CO3(aq), if the reaction is at equilibrium, which conditions must be maintained? A. [H2CO3] > [H+][HCO3-] B. [H2CO3] < [H+][HCO3-] C. [H2CO3] = [H+][HCO3-] D. none of the above
In the fictious reaction below, the equilibrium conc. of A is .306M, B is .183M and A2B3 is .079M. What is the value of Kc for this reaction? 2 A (aq)+ 3 B (aq) at eq. with A2B3 (aq) A. .709 B. 140 C. .00714 D. 1.41
3O2↔2O3, will increase in 3 times 1. Write the equilibrium expression of the reversible reaction 2. In what direction the equilibrium of the reversible reaction will be shifted: a) When temperature increases (р=const); b) when pressure decreases (T = const)? Explain your answer.