What is AG at 298 K for the following reaction? H2(g) + Brz(9) -2HBr(g): AH =...
3. (6 points) Consider the reaction: H2 (g) + Br2 (g) = 2HBr (g), where AH = -103.8 kJ/mol. For a reaction of equal moles of H2 (g) and Br2 (g) at 1.0 atm in a 1.0 L flask at 25 °C, Keq = 2.0 x 10''. a. Calculate the value of AG at 25 °C. b. Calculate the ASº for the reaction. c. Calculate the AS for the surroundings.
For the reaction 2HBr(g) + Cl2(g)—>2HCl(g) + Brz(9) AH° = -81.1 kJ and AS° = -1.2 J/K The equilibrium constant for this reaction at 269.0 K is Assume that AHⓇ and AS are independent of temperature. Submit Answer Retry Entire Group 8 more group attempts remaining For the reaction N2(g) + 3H2(g) +2NH3(g) AH° = -92.2 kJ and A Sº = -198.7 JK The equilibrium constant for this reaction at 308.0 K is Assume that AHⓇ and AS are independent...
The equilibrium constant K. for the reaction H2(g) + Brz(g) = 2HBr(g) is 2.18 x 106 at 730°C. Starting with 3.20 moles of HBr in a 12.0-L reaction vessel, calculate the concentrations of H2, Br2, and HBr at equilibrium. (10 points) (Reference: Chang 14.43
The value of AG° at 25 °C for the following reaction: C2H4 (g) + H2 (g) → C2H6 (g) is kJ/mol. At 298 K, AH° for this reaction is -137.5 kJ/mol, and ASº is +120.5 J/K. 35800 A. -101.7 B. -173.4 C. -35800 D. 0 E.
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for : Mark 1.00 out of 1.00 2002(g) +4H2O(1) ► 2CH3OH(1) + 302(g) P Flag question Answer: 1404.84 Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AGⓇ =AH°-TAS and assume AH° and AS are independent of temperature. P Flag question (Theis...
For a particular reaction, AH = -14.20 kJ/mol and AS = -198.5 J/(mol.K). Calculate AG for this reaction at 298 K. AG = 73.35 kJ/mol
20. What is AS at 298 K for the following reaction? CH4(g) + N2(g) → HCN(g) + NH3(g); AH = 164.1 kJ; AGⓇ = 159.1 kJ at 298 K a. 17 J/K b.5.5 x 102 J/K c. 5.3 x 102J/K d. 1.1 x 10 J/K e. 2.0 J/K 21. Given the following, determine 208 Kunne male
QUESTION 23 - For the reaction below at 298 K: 4NO (9) N20 (9) + N203 (9) AH = -192.7 kJ and AS = -308.2 J/K Which of the following statements is TRUE? AG >0 at 298K At higher temperatures, the reaction will be spontaneous At lower temperatures, the reaction will be spontAreous The reaction is spontaneous at all temperatures. None of the above are true. QUESTION 24 What is Asº at 298 K for the following reaction? 2 H2S(g)...
5. Above what temperature does the following reaction become nonspontaneous AS = -153.2 J/K Given: AH = -1036 k); 2 H2(g) + 3 O2(g) → 2 502(g) + 2 H20(g) AG - AH' - TAS 46 = -1036000 -(T)(-153.2) = 0 6. What is the minimum temperature required for the spontaneous conversion of Cla(I) to CCL() Given: AH"vap) is 57.3 kJ/mol and ASva) is 164 J/(mol)? AG AH - TAS = 298 K 06 = 57300 - (298)(164) 46°= 8428...
The following reaction has the thermodynamic values at 298 K: AH° =-136.9 kJ/mol and AS" = -120.6 J/mol K. HаС — СHз (9) Нас— CHz (0) + Hа (0) a. Calculate AG° at 298 K for this reaction in kJ/mol (Enter your answer to four significant figures.) kJ/mol b. The reaction is c. The reaction is.