Part A The value of AS° for the catalytic hydrogenation of acetylene to ethene, C2H2 (g) + H2 (g) → C,H4 (g) is J/K-mol. -18.6 O +550.8 O +112.0 O +18.6 O -112.0

Given the following reactions: 2 NOCI → 2 NO + Clz(g) 2 NO) + O2ig) → 2 NO2) 2 NO2ig) → N2O4(8) ArH° = +75.56 kJ/mol ArH° = -113.05 kJ/mol ArH° = -58.03 kJ/mol Compute ArH° of N2O4g) + Cl2e) → 2 NOClg) + O2(g) in kJ/mol.

2. Find the AH of the reaction 2CO(g) + 2NO(g) -> 2C0₂(g) + N₂(g) using the following data: 2CO(g) + O₂(g) ---> 2CO₂(g) N₂(g) + O₂(g) ---> 2NO(g) -385.4 kJ -746.6 kJ 463.6 kJ 746.6 kJ AH-566.0 kJ ΔΗ = 180.6 kJ

2. Use the following reactions and AH° data to determine AH° for (- Ca(s) + 2 H20(1) → Ca²*(aq)+2 OH-(aq) +H2(g). Known reactions: H*(aq) + OH- (aq) → H2O(1) 0.0 ΔΗ - 55.9 kJ Ca(s) + 2H*(aq) → Ca²*(aq) + H2(g) AH° = – 543.0 kJ

13 Consider the following reaction: H2 (g) + 12 (g) --> 2HI (g) Given the following data: H2: AH° = 0 kJ/mol; S° = 135 J/molK %3D I,: AH°=0 kJ/mol; S° = 111 J/mol K HI: AH° = 22 kJ/mol; S° = 202 J/mol K Determine the AG° in kJ for this reaction at 298K. Do not put units in your answer. Report your answer with two places past the decimal point. Type your answer... Sign of Entropy MacBook

Glucose-1-phosphate = glucose-6-phosphate AG'o = - 7.3 kJ mol-1 Glucose-6-phosphate = fructose-6-phosphate AG'O = + 1.7 kJ mol-1 Calculate the equilibrium constant, K'eg, for the conversion of glucose-1-phosphate to fructose-6-phosphate. You can use a value of RT = 2.48 kJ mol-1.

Which reactions have a positive ASrxn? A(g)+B(g) → C(g) 2 A(g)+B(s) → 3 C(g) A(s) + 2 B(g) –→ C(g) O 2 A(g)+B(g) → 4 C(g)

Calculate AHrxn for the reaction: 7 C(s) + 8 H2 (g)→ C,H16 (g) The following reactions and associated AHrxn values are may likely be helpful to you: C;H16(g) + 11 O2 (g) → 7 CO2 (g) + 8 H2O (g) C (s) + O2 (g) → CO2 (g) 2 H2 (g) + O2 (g) → 2 H20 (g) Reaction A: AHrxn = -4817 kJ Reaction B: ΔΗn = -393.5 kJ Reaction C: AHrxn = -483.6 kJ (A) -128.1 kJ (B) 9509.9 kJ (C) 3939.9 kJ (D) 128.1 kJ (E) -9505.9 kJ

What is Avg for each reaction? A(g) + B(g) --> C(s) +1 A(g) --> B(g) -2 A(g) + B(s) --> 2C(g) +2 2A(g) --> B(g) + C(I) -1 A(s) --> 2B(g) >

Q37.