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Question 1 1 pts Calculate A Gas for the reaction 4NH3(g) + 30,(g) —2N2 (g) +...
Question 5 For a chemical reaction, AH° 238 = +135.7 kJ and A Sº= +0.379 kJ/K. Calculate A Gº 800 A-167.5 kJ B.-132.8 kJ C. +133.9k D-212.8 kJ E.-192.3 kJ ОА OB ОС OD ОЕ Question 6 0.5 pt For a chemical reaction, Hº 238 = +135.7 kJ and A Sº = +0.379 kJ/K. At what temperature will A Gº=0? A. 213K B. 402K C.358 K D. 470K E. 251K ОА OB Ос OD ОЕ Question 7 0.5 For a...
hapter 8 Multiple Choice Question 88 Part A Calculate AG for the reaction below and tell whether it is spontaneous or nonspontaneous under standard conditions at 25 C. 2 S(s) +3 02(g) + 2 H20()-2 H2SO4() AS =-505 J/mol AH-1056 kJ/mol AG=-1207 kJ and the process is spontaneous. AG =-906 kJ and the process is spontaneous AG = -906 kJ and the process is nonspontaneous AG=-1207 kJ and the process is nonspontaneous Submit Request Answer Provide Feedback
Question 17 4 pts What is the relationship between Kp and Kc for the reaction below? 4 NO(g) + 6 H2O(g) = 4 NH3(g) + 5 O2(g) A) K- RT RT? B) K- C) K. - (RT)K, RT D) K- OB ОА OD Ос
Question 16 4 pts Which changes is endothermic? A) CO2(g) → CO2(s) B) CO2(g) CO2(0) C) CO2(s) - CO2(g) D) CO2(0) CO2 (s) - → Ос ОА OB OD 4 pts Question 17
Question 18 4 pts Which, if any, of the following processes is spontaneous under the specified conditions? A) H200) H2O(s) at 25°C B) CO2(s) + CO2(s) at 25°C C) 2H2O(g) + 2H2(g) + O2(g) at 25°C D) C(graphite)C(diamond) at 25°C and 1 atm ОА Ос OB OD Ante
the next question prevents changes to this answer. Question 24 Calculate the AG* for a reaction at 455K at a Keq = 1,44*104. Is the reaction endergonic or exergonic. OA.-36.2 kJ/mol; endergonic 13.6 kj/mol endergonic OB Ос. 13.6 kJ/mot exergonic OD -36.2 k/mot exergonic Moving to the next question prevents changes to this answer. IMG_3716.jpg IMG_3711:09 o 99 hp 6 7 8 F E Y Т. U
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ +36.0 kJ: ΔS +158.8 J/K O 227 K O This reaction is spontaneous at all temperatures. O 313 K O This reaction is nonspontaneous at all temperatures. O 128 K
i would only like the second question answered. Question 1 1 pts At 2600 K, boron carbide (B4C) decomposes as shown in the reaction below: BAC(s) 4 B(g)+ C(s) If B4C(s), C(s), and B(g) at a partial pressure of 5.5 x 104 atm are together in the container, calculate ΔG and determine if the process is spontaneous or nonspontaneous. Assume that B4C(s) and C(s) are in excess. ΔG-613 k, spontaneous. G 613 kJ; nonspontaneous. ΔG-126 kJ: spontaneous. O ΔG-126 kJ:...
Question 3 For the balanced redox reaction: 3 Mn2+ (aq) + 2Al(s) →3 Mn(s) + 2 A13+ (aq) Use your previous answer to calculate Key A. 2.6 x 1034 B.5.3 x 1048 C.4.7 x 1034 D. 1.2 x 1052 E. 1.9 x 1012 ОА OB Ос OD e here to search O - FY F4 F5 F6 F7 F8 FO @ # % For the balanced redox reaction: 3 Mn2+ (aq) + 2Al(s) +3 Mn(s) + 2 A13+ (aq) Use...
For the reaction: 2 NO2 (g) à N2O4(g) DS0 = -175.5 J/K, DH0=-57.2 kJ (1) The DG0 is _______ kJ at 325 Celsius. (2) The reaction is ____ at 325 Celsius. A. for Spontaneous B. nonspontaneous (3) Would this reaction be spontaneous at___? A. all temperatures B. low temperature C. high temp D. never (4) Based on your answer of DG0 obtained above, solve for DG if [NO2] = 8.50 atm and [N2O4] = 0.00100 atm. Please have three significant figures...