Homework Answers
![-5.8 KJ AH° = -II kJ %3D T= 298.15 Kl on° - TAS° AS° = [-1| -(-5,8)] KJ 298.15 K -17.44 J Kt (a) ASsure oMsur 36.894 JK %3D 2](http://img.homeworklib.com/questions/17715860-04e6-11ec-92bc-a39ac23265f0.png?x-oss-process=image/resize,w_560)
Given the following chemical reaction and standard thermodynamic quantities in the table, FeO(s) + Fe(s) +...
Given the following chemical reaction and standard thermodynamic quantities in the table, FeO(s) + Fe(s) + O2(g) → Fe2O3(s) FeO(s) Fe(s) O2(g) Fe2O3(s) ∆H°f (kJ/mol) −271.9 0 0 −822.16 ∆S° (J/mol∙K) 60.75 27.15 205.0 89.96 at 298 K, ∆G° for this reaction is [ Select ] ["‒490 kJ", "‒611 kJ", "59.9 kJ", "59926 kJ"] , and the reaction is ...
For the reaction CO2(g) + H2(9)—-CO(g) +H30(9) AH° = 41.2 kJ and A Sº = 42.1...
For the reaction CO2(g) + H2(9)—-CO(g) +H30(9) AH° = 41.2 kJ and A Sº = 42.1 JK The equilibrium constant for this reaction at 252.0 K is Assume that AH and AS are independent of temperature. For the reaction N2(g) + 3H2(g) 2NH3(g) AH° = -92.2 kJ and AS™ = -198.7 J/K The equilibrium constant for this reaction at 347.0 K is Assume that AHⓇ and AS are independent of temperature.
Substance BaCO3(s) | BaO(s) CO2(g) BaCO3(s) = Bao(s) + CO2(g) A.HⓇ/kJ mol -1213.0 -548.0 -393.5 Sº...
Substance BaCO3(s) | BaO(s) CO2(g) BaCO3(s) = Bao(s) + CO2(g) A.HⓇ/kJ mol -1213.0 -548.0 -393.5 Sº / 1 mol K- 112.1 72.1 213.8 a. Using the information in the table above, show that the reaction is not spontaneous under standard conditions by calculating 4,Gº. {5 marks) b. If Baco, is placed in an evacuated flask, what partial pressure of CO2 will be present when the reaction reaches equilibrium? (3 marks) c. Can the reaction be made more spontaneous by an...
3) Answer all parts of the following question. a. The reaction: Al(s) + Fe2O3(s) → Fe(s)...
3) Answer all parts of the following question. a. The reaction: Al(s) + Fe2O3(s) → Fe(s) + Al2O3(s) has ΔH = -847.6 kJ and ΔS = -41.3 J/K at 25°C. Calculate ΔG and determine if it is spontaneous. b. Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) → CO2(g) + Fe(s) ΔH = -11.0 kJ; ΔS = -17.4 J/K c. Find ΔSsurr and predict whether or not this reaction will be spontaneous at 398 K. NH3(g)...
Consider the reaction CO(g) + 3H2(9)—CH (9) +H20(9) for which AH° = -206.1 kJ and A...
Consider the reaction CO(g) + 3H2(9)—CH (9) +H20(9) for which AH° = -206.1 kJ and A Sº = -214.7 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.982 moles of CO(g) react under standard conditions at 298.15 K. A Suniverse JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction...
AG°= AH-TAS AG=AGº+RTinQ where R=8.314 J/mol K 1. Calculate AGº for the following reaction at 25 °C if AH°= -1854 kJ...
AG°= AH-TAS AG=AGº+RTinQ where R=8.314 J/mol K 1. Calculate AGº for the following reaction at 25 °C if AH°= -1854 kJ/mol; AS°= -236 J/mol K CH-COCH3(g) + 402(g) → 3C02(g) + 3H2O(1) 2. NH.NO, dissolving in water is a spontaneous process. As it dissolves, the temperature of the solution decreases. Based on this, what must the signs (positive or negative) of AG, AH, and AS be?
12. Using the data: CH«(9), AH; = +51.9 kJ mor', sº = 219.8 J mor' k'...
12. Using the data: CH«(9), AH; = +51.9 kJ mor', sº = 219.8 J mor' k' CO2(g), AH = -394.0 kJ mor', sº = 213.6 J mor' k' H2O(), AH = -286.0 kJ mor', sº = 69.96 J mor'' O2(g), AH = 0.00 kJ mor', sº = 205 J mor'' calculate the maximum amount of useful work that can be obtained, at 25.0 °C, from the process: C2H4(9) + 3 O2(g) → 2 CO2(g) + 2 H2O(1) a. 1332 kJ...
Consider the reaction: FeO (s) + Fe (s) + O_2 (g) rightarrow Fe_2O_3 (s) Given the...
Consider the reaction: FeO (s) + Fe (s) + O_2 (g) rightarrow Fe_2O_3 (s) Given the following table of thermodynamic data, Substance Delta H_f degree S degree FeO (S) -271.9 kJ/mol 60.75 J/mol - K Fe (s) 0 27.15 O_2 (g) 0 205.0 Fe_2O_3 (S) -822.16 89.96 determine the temperature (in degree C) above which the reaction is nonspontaneous.
For the reaction Fe(s) + 2HCI(aq)FeCl2(s) + H2(g) ΔΗο--7.4 kJ and ΔS°-107.9 J/K The standard free...
For the reaction Fe(s) + 2HCI(aq)FeCl2(s) + H2(g) ΔΗο--7.4 kJ and ΔS°-107.9 J/K The standard free energy change for the reaction of 2.11 moles of Fe(s) at 278 K, 1 atm would be -37.4kJ This reaction is (reactant, product) -78.9 favored under standard conditions at 278 K Assume that Δ Ho and Δ are independent of temperature. For the reaction N2(g) + O2(g)2 NO(g) Δσ 172.7 kJ and ΔS°-24.9 J/K at 318 K and 1 atm. This reaction is (reactant,...
Under the conditions shown below for the following reaction. Fe2O3(s) + 3 CO(g) - 2 Fe(s)...
Under the conditions shown below for the following reaction. Fe2O3(s) + 3 CO(g) - 2 Fe(s) + 3 CO2(g) AG° = -28.0 kJ P(CO) - 3.1 atm, P(CO2) - 1.7 atm Calculate Arxn at 298 K, and indicate if the reaction is more or less spontaneous under these conditions than under standard conditions? -4.5 kJ, more spontaneous than under standard conditions None of these -4.5 kJ, less spontaneous than under standard conditions -23.5 kJ, more spontaneous than under standard conditions...
For the reaction CO2(g) + H2(9)—-CO(g) +H30(9) AH° = 41.2 kJ and A Sº = 42.1 JK The equilibrium constant for this reaction at 252.0 K is Assume that AH and AS are independent of temperature. For the reaction N2(g) + 3H2(g) 2NH3(g) AH° = -92.2 kJ and AS™ = -198.7 J/K The equilibrium constant for this reaction at 347.0 K is Assume that AHⓇ and AS are independent of temperature.
Substance BaCO3(s) | BaO(s) CO2(g) BaCO3(s) = Bao(s) + CO2(g) A.HⓇ/kJ mol -1213.0 -548.0 -393.5 Sº / 1 mol K- 112.1 72.1 213.8 a. Using the information in the table above, show that the reaction is not spontaneous under standard conditions by calculating 4,Gº. {5 marks) b. If Baco, is placed in an evacuated flask, what partial pressure of CO2 will be present when the reaction reaches equilibrium? (3 marks) c. Can the reaction be made more spontaneous by an...
Consider the reaction CO(g) + 3H2(9)—CH (9) +H20(9) for which AH° = -206.1 kJ and A Sº = -214.7 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.982 moles of CO(g) react under standard conditions at 298.15 K. A Suniverse JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction...
AG°= AH-TAS AG=AGº+RTinQ where R=8.314 J/mol K 1. Calculate AGº for the following reaction at 25 °C if AH°= -1854 kJ/mol; AS°= -236 J/mol K CH-COCH3(g) + 402(g) → 3C02(g) + 3H2O(1) 2. NH.NO, dissolving in water is a spontaneous process. As it dissolves, the temperature of the solution decreases. Based on this, what must the signs (positive or negative) of AG, AH, and AS be?
12. Using the data: CH«(9), AH; = +51.9 kJ mor', sº = 219.8 J mor' k' CO2(g), AH = -394.0 kJ mor', sº = 213.6 J mor' k' H2O(), AH = -286.0 kJ mor', sº = 69.96 J mor'' O2(g), AH = 0.00 kJ mor', sº = 205 J mor'' calculate the maximum amount of useful work that can be obtained, at 25.0 °C, from the process: C2H4(9) + 3 O2(g) → 2 CO2(g) + 2 H2O(1) a. 1332 kJ...
Consider the reaction: FeO (s) + Fe (s) + O_2 (g) rightarrow Fe_2O_3 (s) Given the following table of thermodynamic data, Substance Delta H_f degree S degree FeO (S) -271.9 kJ/mol 60.75 J/mol - K Fe (s) 0 27.15 O_2 (g) 0 205.0 Fe_2O_3 (S) -822.16 89.96 determine the temperature (in degree C) above which the reaction is nonspontaneous.
For the reaction Fe(s) + 2HCI(aq)FeCl2(s) + H2(g) ΔΗο--7.4 kJ and ΔS°-107.9 J/K The standard free energy change for the reaction of 2.11 moles of Fe(s) at 278 K, 1 atm would be -37.4kJ This reaction is (reactant, product) -78.9 favored under standard conditions at 278 K Assume that Δ Ho and Δ are independent of temperature. For the reaction N2(g) + O2(g)2 NO(g) Δσ 172.7 kJ and ΔS°-24.9 J/K at 318 K and 1 atm. This reaction is (reactant,...
Under the conditions shown below for the following reaction. Fe2O3(s) + 3 CO(g) - 2 Fe(s) + 3 CO2(g) AG° = -28.0 kJ P(CO) - 3.1 atm, P(CO2) - 1.7 atm Calculate Arxn at 298 K, and indicate if the reaction is more or less spontaneous under these conditions than under standard conditions? -4.5 kJ, more spontaneous than under standard conditions None of these -4.5 kJ, less spontaneous than under standard conditions -23.5 kJ, more spontaneous than under standard conditions...
Most questions answered within 3 hours.
-
Considering gravitational time dilation, calculate the time that
passes in Earth’s surface while 1 hour passes...
asked 12 minutes ago -
Minitab Problem: Take the Lake Hume June rainfall data and find
use the processes outlined in...
asked 1 hour ago -
X Company is trying to decide whether to continue using old
equipment to make Product A...
asked 1 hour ago -
IN PYTHON ONLY !! Program 2: Re-work
program #5 (WeeklyHours) from the previous assignment such that...
asked 1 hour ago -
The average length of time between arrivals at a turnpike
toll-booth is 26 seconds. What is...
asked 3 hours ago -
(a) A piston at 6.1 atm contains a gas that occupies a volume of
3.5 L....
asked 4 hours ago -
Please answer true or false. Words
cannot be changed or added in to make it true...
asked 4 hours ago -
An empty test tube weighs 15.923 grams. Then,
MgCl2•6H2O is added into the test tube. After...
asked 4 hours ago -
Assume memory access is 10 units of time and disk access is
10000 units of time....
asked 4 hours ago -
1. Are all good samples random?
2. Magazines often report surveys giving statistics such as “63%...
asked 5 hours ago -
Under all the various types of market structures, firms
must eventually earn some economic profits for...
asked 5 hours ago -
Consider the following fitness regime for a single locus trait
with two co-dominant alleles: w11 =...
asked 5 hours ago