Consider the following reaction at 298 K. 2H,(g) + O2(g) 2H,0(g) AH° = -483.6 kJ Calculate the following quantities. Refer to the standard entropy values as needed. ASsys = ASsure = JK ASuniy = J/K
What is AG at 298 K for the following reaction? H2(g) + Brz(9) -2HBr(g): AH = -103.8 kJ; AS = 21.3 J/K at 298 K -110.1 kJ 6.451 * 10 kJ 97.45 kJ -6.451 x 10'
Please explain, thank you! (4) Consider a cell at 298 K in which the reaction is Pb (s)+2H (aa-Pb2+ (ag) +H2 (g) (a) Cr ions are added to the Pb|Pb2+ half-cell to precipitate PbCh. The cell voltage is then measured to be +0.210 V. If [H]-1.0 M and the partial pressure of hydrogen is 1.0 atm, what is [Pb2*]? (answer: 1.57 x 103 M) (b) Calculate the Kp of PbCh if [Cl]-0.10 M in the PblPb2 half-cell. (answer: 1.57 x...
Determine Kc at 298 K for the reaction 2CH4(g) following data at 298 K: C2H2(g) 3H2(g), given the CH4 (g) H20g) CO(g) 3 H2(g) К = 2.01 x 10-28 2C2H2(g)302(g) 4C0(g)2 H20(g) = 4.50 H2 (g)02(g) H20(g) Ke 5.44 x 1040
Consider this reaction at 298 K: H2 (g) + I2 (g) ⇌ 2 HI(g) Calculate ΔGrxn under the following conditions: PH2 (g) = 0.161 atm PI2 (g) = 0.186 atm PHI(g) = 0.307 atm
N2(g) + 3 H2(g) ⇌ 2 NH3(g) KP = 6.78 x 105 at 298 K (determined using atm) A 7.5 x 101 L container being held at 298 K is charged with the three gases present in the above equation. Once finished, the initial partial pressure of N2 was 0.59 atm, the initial partial pressure of H2 was 0.45 atm, and the initial partial pressure of NH3 was 0.11 atm. The gas mixture was then allowed to reach equilibrium. Use...
Review | Constants I Periodic Table Consider the reaction at 298 K: 2H, S(g) + SO2(g) →3S(s, rhombic) + 2H2O(g) AG = -102 kJ Part A You may want to reference (Pages 826 - 829) Section 18.9 while completing this problem. Calculate AG an under the seconditions: PAS PsO Pilo 1.95 atm 1.56 atm 0.0140 atm
For the equilibrium H2(g) + S(s) ⇔ H2S(g), Kc = 6.1 x 105 at 298 K. If the concentrations of H2 and H2S are equal, which of the following statements is true? A. The reaction quotient is 1. B. The concentrations of H2 and H2S can never be equal. C. The concentration of S equals Kc. D. The equilibrium constant equals 1. E. The system is at equilibrium.
Consider the reaction: CO(g) + H2O(g) -><- CO2(g) + H2(g) Kp = 0.0871 at 1000 K A reaction mixture originally contains a CO partial pressure of 1744 torr and a H2O partial pressure of 766 torr at 1000 K. Caluculate the equilibrium partial pressures of each of the products 6) (10 points) Consider the reaction: CO(g) + H2O(g) = CO2(g) + H2(g) Kp = 0.0871 at 1000 K A reaction mixture initially contains a CO partial pressure of 1 744...
The equilibrium constant Kp for the reaction C(s)+H2O(g)⇌CO(g)+H2(g) is 2.44 at 1000 K. What are the equilibrium partial pressures of H2O, CO, and H2 if the initial partial pressures are PCO=1.15 atm, and PH2= 1.45 atm? Part A What is the equilibrium partial pressure of H2O? Part B What is the equilibrium partial pressure of CO? Part C What is the equilibrium partial pressure of H2?