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Given the following data: P4(s) + 302(9) - P406(5) AH = -1640.1 k) P406(s) + 202(9) - P4010(s) AH = -1300 k] Find the AH of the following reaction: P4(s) + 502(9) - P4010(5)
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 The Reaction at 298 K 2 No O The values of aH ndas are -SB03 J 16.4 5/K respetivdy what thevalue ot AG 298k Assuning that H d as de aet depgond on Tenpersture, at what temperature i AGo? T, AG negefive above or balouth tertne (2 As o is cooled at 1atn, it freezes at 545 K t fen Sold . At a lower tenperture, Solid I cearanges to Solid diffet crystal struture. Tharnal meaurenents Show hat AH...
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...
5. The equilibrium constant K for the dissociation of N204(g) to NO2(g) is 1700 at 500 K. If AH is 56.8 kJ/mol for this reaction, what will be the value of K at 300 K? (a) 132x106 (b) 1.11 x 104 (c) 0.188 (d) 15.5 (e) .54 x 107
5. The equilibrium constant K for the dissociation of N204(g) to NO2(g) is 1700 at 500 K. If AH is 56.8 kJ/mol for this reaction, what will be the value of...
D 606 K E) 171 K 7. Predict the signs of AH, AS, and AG for the combustion of hydrogen gas at 25°C. 2 H20() 2 H2)+ O2(9) A) AH <0, AS <0, AG < 0 B) AH> 0, AS < 0, AG> 0 C) AH> 0, AS < 0, AG < 0 D) AH< 0, AS> 0, AG < 0 E) AH < 0, AS> 0, AG < 0
5. What are AG, AH and AS when 2 mol of hydrogen is mixed with 1 mol of carbon dioxide at 300 K? Chemical potentials of these substances are 2 and 3 kJ/mol, respectively, at 300 K.
Question Completion Status: ZIPOO K OT TeatanCTElcaseu QUESTION 8 Use the AH° f and AH rxn Information provided to calculate AH° f for IF: AH rxn-89 k AHOf (kJ/mol) IF7(g) IF5@) 1 2(g) 62.42 101 kj/mol IF7(g)+ 12(g) - IF5(g) + 2 IF(g) -941 -840 -190. kJ/mol 24 kJ/mol -63.8 kJ/mol -146 kJ/mol
Consider the following system at equilibrium where K. = 1.80x10-2 and AH° = 10.4 kJ/mol at 698 K. 2 HI (g) – H2 (g) +12 (g) The production of H2 (g) is favored by: Indicate True (T) or False (F) for each of the following: - - - 1. increasing the temperature. 2. increasing the pressure (by changing the volume). 3. increasing the volume. 4. adding HI 5. removing 12 . -