A coal gasifier produces a mixture of 1 mol/s of CO and 2 mol/s of H2....
part 1 part 2 A mixture of 0.03771 mol of H70, 0.02921 mol of CH 0.05732 mol of Co, and 0.05598 mol of Hy is placed in a 10-L steel pressure vessel at 1447 K. The following sulibrium is established: 1 H2O(g) + 1 CH(9) = 100) + 3H2(9) At equilibrium 0.01158 mol of CH is found in the reaction mixture (a) Calculate the equilibrium partial pressures of H20, Che, Co, and a Peg(H₂O) Pea(CH) = Pes(CO) - Peg(H₂) (b)...
5. The standard molar entropy of liquid ethanol (C2H5OH) is 160.7 J K mol and the standard enthalpy of combustion is - 1368 kJ mol at 298 K, how much is the standard Gibbs energy (A,Gº) of formation of liquid ethanol at 298 K? (20 pts) The formation reaction of ethanol is 2C (graphite) + O2(g) + 3H2 (g) → C2H5OH() The combustion reaction of ethanol is CH5OH (1) + 302 (9) ► 200, (g) + 3H20 (1) CO; (g)...
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 Si (s) + 3 H2 (g) ⇌ Si2H6(g) The conditions for this reaction are: PH2 = 1.83 bar PSi2H6 = 0.96 bar You will also need to use Appendix II in your textbook (containing standard Gibbs energies of formation). ΔGf(Si2H6) = 127.3 kJ/mol ΔGf(H2) = 0 kJ/mol
1--What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? CH4 (g) + 2 O2 (g) ⇌ CO2 (g) + 2 H2O (g) The conditions for this reaction are: PCH4 = 0.73 bar PO2 = 0.27 bar PCO2 = 0.10 bar PH2O = 1.41 bar 2--What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 Si (s) + 3 H2 (g) ⇌ Si2H6(g) The conditions for this reaction are: PH2 =...
Consider the reaction 2 CO2(g) +5 H2(e) C H2(e) + 4H2O(g) Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K ANSWER: Submit Answer Retry Entire Group more group attempts remaining AH,(kJ/mol) AG® (kJ/mol) Sº (J/mol K) -238.7 -116.0 126.8 219.0 -363.0 249.0 135.1 -166.3 -110.0 -351.0 125.0 209.2 68.2 - 129.0 202.0 226.7 200.9 52.3 - 166.0 -53.0 -277.7 219.6 250.0 242.0 160.7 -13.0 -235.1 282.7 Carbon CH3OH (1) H2CO...
For the reaction: C(s) + H2O(g) CO(g) + H2(g), ΔH° = 131 kJ and ΔS° = 128 J/K at 298 K. At temperatures greater than ______ K, this reaction is spontaneous under standard conditions. a. 1.02 K b. 273 K c. 1023 K d. 753 K
1) What is the ΔrG° for the following reaction (in kJ mol-1)? 2 Al (s) + Fe2O3 (s) ⇌ Al2O3 (s) + 2 Fe (s) 2) What is the ΔrG° for the following reaction (in kJ mol-1)? C6H12O6 (s, glucose) + 6 O2 (g) ⇌ 6 CO2 (g) + 6 H2O (l) 3) What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 Si (s) + 3 H2 (g) ⇌ Si2H6 (g) The conditions for...
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 bar for all speies. For the reactionC2H6(g)+H2(g)↽−−⇀2CH4(g)the standard change in Gibbs free energy is Δ𝐺∘=−32.8 kJ/mol.ΔG°=−32.8 kJ/mol. What is ΔG for this reaction at 298 K when the partial pressures are 𝑃C2H6=0.400 bar,𝑃H2=0.150 bar, and 𝑃CH4=0.850 bar?𝑃CH4=0.850 bar? Δ𝐺=_____ kJ/molSk
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 NO2 (g) ⇌N2O4 (g) The conditions for this reaction are: PNO2 = 0.12 bar PN2O4 = 0.99 bar You will also need to use Appendix II in your textbook (containing standard Gibbs energies of formation).
(2) (24 pts) A fuel cell produces electricity via a combustion reaction. A DMFC is a proton-exchange fuel cell that uses methanol CH3OH) as the fuel, which reacts with molecular oxygen to produce carbon dioxide and water. (a) (4 pts) Write the balanced combustion reaction for this methanol fuel cell. (b) (4 pts) Write the balanced half-reactions occurring at the cathode and anode of this fuel cell (assume standard acidic conditions) (e) (4 pts) Evaluate AGº (kJ) and AE° (V)...