2 SO2(g) + O2(g)  2 SO3(g) An equilibrium mixture for the reaction above contains [SO2] = 3.50 M, [O2] = 1.50 M, and [SO3] = 4.50 M. What is the value of the equilibrium constant, Kc, for the reaction?

The equilibrium constant, K, for the following reaction is 6.30 at 723 K. 2NH3(g) ⇒N₂(g) + 3H₂(g) If an equilibrium mixture of the three gases in a 10.9 L container at 723 K contains 0.409 mol of NH3(g) and 0.291 mol of N₂, the equilibrium concentration of H₂ is M.

The following reaction has an equilibrium constant, Kc equal to 3.59 at 900 °C. CH4(g) + 2H₂S(g) — CS2(g) + 4 H2(g) At a particular time during the reaction, the following composition has been found: [CH4(g)] = 1.20 M, [CS2(g)] = 1.15 M, [H₂S(g)] = 1.31 M, [H2(g)] = 1.85. Predict the activity of the reaction during the particular time above. The reaction should go to the left (or reverse) The reaction should go to the right (or forward) The reaction is at a standstill The reaction activity cannot be determined There is no basis for prediction.

Consider the equilibrium system described by the chemical reaction below. If the partial pressures at equilibrium of NO, Cl2, and NOCI are 0.095 atm, 0.171 atm, and 0.28 atm, respectively, in a reaction vessel of 7.00 L at 500 K, what is the value of Kp for this reaction? 2 NO(g) + Cl2(g) = 2 NOCI(g)

Consider the following reaction where K = 77.5 at 600 K. CO(g) + Cl₂(g) 2 CoCl₂(g) A reaction mixture was found to contain 1.89×10-² moles of CO(g), 4.43×10-² moles of Cl₂(g) and 0.106 moles of COCI₂(g), in a 1.00 liter container. Is the reaction at equilibrium? If not, what direction must it run in order to reach equilibrium? The reaction quotient, Qc, equals The reaction A. must run in the forward direction to reach equilibrium. B. must run in the reverse direction to reach equilibrium. C. is at equilibrium.

The equilibrium constant, Kc, for the following reaction is 0.00650 at 298 K. 2NOBr(g) ⇒ 2NO(g) + Br₂ (g) If an equilibrium mixture of the three gases in a 15.6 L container at 298 K contains 0.201 mol of NOBr(g) and 0.284 mol of NO, the equilibrium concentration of Br₂ is | M.

Q2

Consider the following reaction at 400°C and its equilibrium constant: 2 HI(g) - 12(g) + H2(g) Kc = 0.0156 A reaction mixture contains 0.420M I2, 0.420 M H, and 3.36 M HI. Which of the following statements is TRUE? The reaction will shift in the direction of the products. The reaction quotient will decrease. The equilibrium constant will increase. OThe reaction will shift in the direction of the reactants. The system is at equilibrium.

When 0.16 mol of O2 gas and excess graphite were placed in a 2.00-L container and come to equilibrium, the concentration of CO gas was 0.088 0.024 M. What is the equilibrium constant, Kc, for this reaction at this temperature? Please report 4 decimal places, without units. C(s) + O2(g) ⟷ 2CO(g)