Find the standard free energy for the following reactions. Which one has the highest K.
CH4 + H2O ----> CO + 3H2
CO + H20 ----> CO2 + H2
2CH3OH + O2 ----> 2HCOOH + 2H2
Find the standard free energy for the following reactions. Which one has the highest K. CH4...
For which of the following reactions is AS™ > 0. Choose all that apply. CH4(g) + H2O(g) + 3H2(g) + CO(g) NH,HS() + NH3(g) + H2S(g) 2H2O(g) + 2Cl2(g) + 4HCl(g) + O2(g) 2NO(g) + 2H2(g) → N2(g) + 2H2O(1) 2N2(g) + O2(g) → 2N2O(g) ООО Submit Answer Try Another Version 3 item attempts remaining ot pt pt The molar solubility of silver chromate in a 0.246 M sodium chromate solution is M Submit Answer Try Another Version 3 item...
Calculate the change in Gibbs free energy at standard conditions (TSS) and the equilibrium constant for each of the following reactions. (a) CH4(g) + H2O(g) equilibrium reaction arrow CO(g) + 3 H2(g); ?H° = +205.9 kJ, ?S° = +214.7 J/K ?G° 141.9 Correct: Your answer is correct. kJ K (b) CaCO3(s) equilibrium reaction arrow CaO(s) + CO2(g); ?H° = +179.2 kJ, ?S° = +160.2 J/K ?G° 131.5 Correct: Your answer is correct. kJ K
For which of the following reactions is AS° > 0. Choose all that apply. CH4(g) + H2O(g) + CO(g) + 3H2(g) 4NH3(g) + 502(g) → 4NO(g) + 6H2O(g) 2CO(g) + O2(g) + 2C02(g) NH4Cl(s) + NH3(g) + HCl(g) 2NH3(g) + 202(g) + N2O(g) + 3H2O(1)
For which of the following equilibria does Kc = Kp? O a. HBr(g) = 1/2H2(g) + 1/2Br26) b. N26) + 3H2(g) = 2NH3(g) oc. CO(g) + 3H2(g) = CH4(g) + H20(g) od. CO(g) + H20(g) — CO2(g) + H2(g) e. Cao(s) + CO2(g) = CaCO3(s)
For the following reactions, first indicate the type of reaction, then indicate which element is oxidized and which is reduced 61. 2Na+ Cl2 → 2NaCl 62. C + O2 CO2 63.2H20 → 2H2 + O2 64.2KCIO3 →KCI+ 302 65. H2 + Cl2 → 2HCI 66. Zn + CuSO4 → ZnSO4 + Cu 67.2 CuO 2Cu + O2 68. Cl2 + Nile 12+ NiCl2 69. FeO + CO Fe + CO2 70. N2 + 3H2 → 2NH3
Calculate the standard change in Gibbs free energy of the
following reactions at Standard Ambient Temperature and Pressure
(SATP where T = 25°C and P = 1 atm) and label them as spontaneous
or nonspontaneous.
(a) 2 SO2(g) + O2(g) 2 SO3(g): ΔΗ.-197.8 k , dS.-188.0 J/K kJ, and the reaction is Selectv (b) 2 C6H6(/) + 15 O2(g) 12 CO2(g) + 6 H2O(/); ΔΗ.-6535.0 kJ, S.-439.2 J/K kJ, and the reaction is Select (c) C(diamond); C(graphite); ΔΗ--19 ki, as...
a. Use the chemical half reactions for free energy changes (deltaG0 standard conditions of pH=7.0 and 25o) to determine the free energy change from hydrogen (H2) oxidation by molecular oxygen (O2) to produce H2O. b. Is the overall Redox reaction endothermic or exothermic? c. Compare the value for the change in free energy in part (a) with the value for the change in free energy resulting from the oxidation of glucose by molecular oxygen that occurs in biological systems. d....
Part A Based on the standard free energies of formation, which of the following reactions represent a feasible way to synthesize the product? Drag the appropriate items to their respective bins. View Available Hint(s) Reset Help 2C(s) +2H2(g)- C2H4(g) AG-68.20 k.J/mol N2(g) +3H2(g)-+2NH3(g) AGE 33.30 kJ/mol 2CO(g) +O2(g)-+2CO2(g) AG788.0 kJ/mol N2(g) + H2(g)-N2H4(g) AGe 159.3 k.J/mol Feasible synthesis Not a feasible synthesis Submit
Based on the standard free energies of formation, which of the following reactions represent a feasible way to synthesize the product? A. 2C(s)+H2(g)→C2H2(g); ΔG∘f=209.2 kJ/mol B. N2(g)+3H2(g)→2NH3(g); ΔG∘f=−33.30 kJ/mol C. 2C(s)+2H2(g)→C2H4(g); ΔG∘f=68.20 kJ/mol D. 2SO(g)+O2(g)→2SO2(g); ΔG∘f=−600.4 kJ/mol Drag the appropriate items to their respective bins: Feasible Synthesis, or Non-feasible Synthesis
5.1. Find the change in free energy for the reactions given below. Are the reactions exer- gonic or endergonic? In what direction will the reaction proceed spontaneously? Which reaction is likely to release the most free energy? Assume a pH of 7 for reac- tions a and c, and a pH of 2 for reaction b. a. CO2 + 4H2 → CH4 + 2H2O AG° : - FAE b. 4Fe2+ + O2 + 4H+ + 4Fe3+ + 2H2O c. 4CO2+8H20...