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How is A the answer? 23. Respiration occurs via the following chemical reaction: CH 206(s) +...
Question 3 (6 points) What do you need to calculate to determine if this reaction is favorable at room temperature (25 °C)? Is the reaction product favorable? Substance CH() O2(g) CO2(e) H2O(g) H20(1) 2C2H6 (g) + 702 (g) à 4002 (+ 6H2O(1) Hºp (kJ/mol) Gºt (kJ/mol) S (J/K mol) -84.68 -32.89 229.5 205.0 -393.5 -394.4 213.7 -241.8 -228.6 188.8 -285 84 -237.19 69 94 OAH, no AG", no O o o o o o o AS®, yes Asº.no AG", yes...
mm 11/18/19 su 82% Calculate the Sºn of the following reaction at 217°C and standard pressure. 3rd attempt Feedback See Periodic CH,(g) +302(8) 2002 (8) +24,0 (8) AH", kJ/mol 52.3 0 S", J/mol K 219.5 AG®, kJ/mol 68.1 205.0 0 C2H4(g) O2(8) CO2(g) H2O(g) -393.5 213.6 -394.4 -241.8 188.7 - 228.6 J/mol K 28 OF 29 QUESTIONS COMPLETED < 1729 > + VIEW SOLUTION
Consider a fuel cell that uses the reaction 2C2 H2 (g)502 (g) -» 4CO2(g) 2H20(1) Using the standard free energies of formation, what is the value of E for the cell reaction? Substance and State AG (kJ/mol) C2H2 (g) 209.9 CO2 (g) -394.4 H2O(I) -237.2 O2(g) 0 Express your answer with the appropriate units.
Calculate the entropy of the following reaction, using the table below. Enter your answer without units to one decimal. 2C6H6(g) + 15O2 (g) → 12CO2 (g) + 6H2O (g) Substance ΔHf° (kJ/mol) ΔGf° (kJ/mol) S° (J/mol∙K) CH3COOH (g) -484.3 -389.9 159.8 (CH3)2O (g) -184.1 -112.6 266.4 C2H6 (g) -84.0 -32.0 229.2 C2H5OH (g) -234.8 -167.9 281.6 C6H6 (g) 82.9 129.7 269.2 CO2 (g) -393.5 -394.4 213.8 H2O (g) -241.8 -228.6 188.8 H2O (l) -285.8 -237.1 70 O2 (g) 0.0 0.0...
Consider a fuel cell that uses the reaction C2H4(g) + 302(g) + 2C02(g) + 2H2O(1) Using the standard free energies of formation, what is the value of Eº for the cell reaction? Substance and State AG (kJ/mol) C2H4 (8) 68.1 CO2(g) -394.4 H2O(1) -237.2 O2(g) 0 Express your answer with the appropriate units. C: HÅR O a ? Eº = 0.0138 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining
3 attempts left Check my work Enter your answer in the provided box. Calculate AG for the reaction at 25°C. 2C6H61) + 1502(8) 12C028) + 6H20(1) agº = kJ AH° (kJ/mol Agº (kJ/mol) sº (J/K mol) 5.69 2.4 Substance C(graphite) C(diamond) CO(g) CO2(g) CO2(aq) C0,- (aq) O(g) O2(8) O3(aq) O3(8) H20(1) CH 1.90 -110.5 -393.5 -412.9 -676.3 249.4 2.87 --137.3 -394.4 -386.2 --528.1 230.1 0 16.3 163.4 -237.2 124.5 197.9 213.6 121.3 -53.1 160.95 205.0 110.88 237.6 -12.09 142.2 -285.8...
1. What is the AGº of the reaction below, given the standard Gibbs free energy of formations provided. CH,(g) + 20kg) 5C0g) + 2H,0g) Substance AG (kJ/mol) CH4(g) 50.8 CO2(g) 394.4 H2O(g) -228.57 a. -50.8 kJ/mol b. -751 kJ/mol c. +113 kJ/mol d. -115 kJ/mol e. -807 kJ/mol
You are studying the combustion of ethane by the following unbalanced chemical reaction: a C2H6(g) + b O2(g) --> C CO2(g) + d H2O(g) How many kilojoules of Gibb's Free Energy are liberated by burning 19.419g of ethane in excess oxygen? Substance AG°f(kJ/mol C2H6(g) -32.04 O2(g) 0 CO2(g) -394.36 H2O(g) -228.59
AGO/kJ mol -109.7 378.5 -10.8 - 1576.4 0.0 3.1 -604.2 -1128.8 0.0 2.9 Compound AgCl(s) AgN,(s) Ag,O(s) Al2O3(s) Bre(2) Bre(g) | Cabs) CaCO,(s) C-graphite C-diamond CH (g) CH2(g) C.H.(g) C2H6g) CeHel) CO(g) CO2(g) CuO (8) Fe2O3(s) HBr(g) HCl(g) HI(g) -50.8 209.2 68.2 -32.9 124.5 -137.3 -394.4 -127.2 -741.0 -53.2 -95.3 Compound H2O(g) H2O(1) H2O2(1) H,S(g) HgO(s) Iz(s) Iz(g) KCl(s) KBr(s) MgO(s) MgH (s) NH3(g) NO(g) NO2(g) N20 (g) NF (g) NaCl(s) NaBr(s) Os(g) SO2(g) SO2(g) ZnO(s) AGO/kJ mol -228.6 -237.2...
What is the Standard Molar Gibbs Free Energy of Reaction, DGorxn for the following reaction, given the Standard Molar DGof values for each substance? C3H8 (g) + 5 O2 (g) ® 3 CO2 (g) + 4 H2O (l) Substance DGof (kJ/mol) C3H8 (g) -23.4 CO2 (g) -394.4 H2O (l) -237.1