8. A 13.00 L reaction vessel at 499 °C contained 0.852 mol H2, 0.361 mol 12,...
8. During an experiment at 470 °C, a 2.00 L reaction vessel was charged with a mixture of 0.750 mol H2 and 0.540 mol 12 and allowed to react to equilibrium. The equilibrium proceeded according to the reaction shown below: H2(g) + 12/9) 2H1 (g) A. If the equilibrium constant Kc for the reaction at 470 °C is 67.2, calculate the concentrations of H2, I2, and Hl at equilibrium. In another reaction, the concentrations were [H2] = 0.0375 M, [12]...
1.00 mol Fe(s) and 3.00 mol H2 (g) were placed into a 5.00 L reaction vessel where the Kc for the reaction below is 0.825 at 400K. What is the concentration of hydrogen gas at equilibrium? Fe2O3 (s) + 3H2 (g) <----> 2Fe (s) + 3H2O (g)
At 500°C, hydrogen iodide decomposes according to 2 HI(g) = H2(g) +12(9) For HI(9) heated to 500 °C in a 1.00 L reaction vessel, chemical analysis determined these concentrations at equilibrium: [H, 1 = 0.383 M, L1=0.383 M, and [HI] = 3.24 M. If an additional 1.00 mol of HI(g) is introduced into the reaction vessel, what are the equilibrium concentrations after the new equilibrium has been reached?
USLUH 10 points A 12.0L container initially contained 2.00 mol of H2 and 4.00 mol of 12. Upon heating, the following equilibrium was established: H2 (g) +12(g) = 2H1 (g) At equilibrium, 65% of the initial H2 remained in addition to remaining 12 and newly formed HI product A. What are the number of moles of H, I, and HI at equilibrium? You are NOT required to use an ICE Table to solve. B. What are the concentrations of each...
Hydrogen iodide gas decomposes into hydrogen gas and iodine gas at 453°C. If a 2.00 L flask is filled with 0.200 mol of hydrogen iodide gas, 0.156 mol hydrogen iodide remains at equilibrium. What is the equilibrium constant, Kc. for the reaction at this temperature? 2 HI (g) ⇌ H2 (g)+ I2 (8) 0.020 0.0062
An equilibrium mixture of H2,I2 ,and HI at 458 °C contains 0.112 mol H2,0.112 mol I2,and 0.775 mol HI in a 5.00-L vessel. What are the equilibrium partial pressures when equilibrium is re-established following the addition of a further 0.100 mol HI?
Calculate the concentrations of all substances present in the equilibrium mixture, if 2.35 mol of H2 and 2.35 mol of I2 are placed in a 10.0 L flask and allowed to come to equilibrium, at which time 3.76 mol of HI are present. The reaction is b) What is the value of Kc? c) What is the value of Kp
Hydrogen iodide decomposes according to the reaction 2 HI(g) = H2(g) +1268) A sealed 1.50-L container initially holds 0.00623 mol of H2, 0.00414 mol of 12, and 0.0244 mol of HI at 703 K. When equilibrium is reached, the concentration of H2(g) is 0.00467 M. What are the concentrations of HI(g) and 12(g)? 112le [HI]
Calculate the concentrations of all substances present in the equilibrium mixture, if 2.35 mol of H2 and 2.35 mol of I2 are placed in a 10.0 L flask and allowed to come to equilibrium, at which time 3.76 mol of HI are present. The reaction is H2(g) + I2(g) --> 2HI (g) What is the value of Kc? What is the value of Kp?
At 1000 °C, for the reaction: 2 H2O(g) ↔ 2 H2(g) + O2(g) Kc = 7.32 x 10-18, what will be the [H2(g)] at equilibrium if 1.00 mol of H2O(g) are placed in a 10.0 L vessel?