Part BCalculate the standard entropy change for the reaction2H2(9) + 02(9)-2H20()using the data from the following table:TESubstance Ar H° (kJ mol-1) AG (kJ mol1) s° (JK- mol-1)H2(9)0.000.00130.8Oz(9)0.000.00205.0H20()-285.8-237.260.90Express your answer to four significant figures and include the appropriate units.• View Available Hint(s)Tempjetes SymbolsUndoredoPesetkeyboard shortcuts HelpA,s° =ValueUnitsSubmit

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Calculate the standard entropy change for the reaction 2H2(9) + 02 (9)→2H;0(1) using the data from the following table: Substance Ar H° (k.J mol-1) AG" (k.J mol-') (JK-' mol-) H2(9) O2 (9) 0.00 0.00 130.6 0.00 0.00 205.0 H;O(1) -285.8 -237.2 60.00 Express your answer to four significant figures and include the appropriate units.

Calculate the standard entropy change for the reaction 2H2(9) + 02 (9)→2H;0(1) using the data from the following table: Substance Ar H° (k.J mol-1) AG" (k.J mol-') (JK-' mol-) H2(9) O2 (9) 0.00 0.00 130.6 0.00 0.00 205.0 H;O(1) -285.8 -237.2 60.00 Express your answer to four significant figures and include the appropriate units.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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3. Use the data oven i the table to calculate AHrxn, ASrxn, AGrxn, and Keq for the following reaction at 298 K. With showing all work. 2 HNO3(aq) + NO(g) →3 NO2(g) + H2O(1) K=? S° ΔΗ/ (kJ/mol) Compound (J /mol-K) 146 HNO3(aq) NO(g) NO2(g) H20(1) - 206.57 90.29 210.65 A. Calculate 4H°rxn: 33.2 239.9 -285.84 69.94 B. Calculate AS`rxn: C. Using the answers from a. And b. Calculate. AGʻrxn.:
Consider the reaction 3Fe,O3(s) + H2(g)- →2FE3O4(s) + H20(g) for which AH° = -6.000 kJ and AS° = 88.70 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.575 moles of Fe,O3(s) react under standard conditions at 298.15 K. ASuniverse J/K (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 is reactant favored, choose 'reactant favored'.
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Gaseous SO2Cl2 reacts with liquid water to form hydrogen chloride gas and liquid sulfuric acid. Using data tabulated in Appendix G of your text, calculate the enthalpy change, in units of kJ/mol, for the formation of 2 mol of liquid sulfuric acid.
1. What is the Gibbs energy for the given reaction at the specified temperature and with 2M NO₂, 1 M O₂, and 2 M NO). Is the reaction spontaneous or nonspontaneous?1.1 Using the given in 1, what is the value of the reaction quotient? Is it less than, greater than or equal to K and what does it mean?2. If the total change in internal energy of the system is -88.18 kJ, what is the value for work? Is it done on the system or done by the system?
For the reaction NH,NO3(aq) –→N½0(g) + 2 H2O(1) AG° = -181.7 kJ and AH° = -149.6 kJ at 321 K and 1 atm. This reaction is (reactant, product) favored under standard conditions at 321 K. The entropy change for the reaction of 2.38 moles of NH,NO3(aq) at this temperature would be J/K.
For the reaction NH4NO3(aq) 1 N₂O(g) + 2 H₂0 (1) AG° -179.4 kJ and AH = -149.6 kJ at 298 K and 1 atm. This reaction is (reactant, product) favored under standard conditions at 298 K. The entropy change for the reaction of 1.51 moles of NH4NO3(aq) at this temperature would be J/K.
#3 Calculate the standard entropy, AS in, of the reaction at 25.0 C using the table of thermodynamic properties. C₂H₂(g) + H₂O(1)→ C₂H₂OH(1) ASixn = Calculate the standard Gibbs free energy of the reaction, AGixn. The standard enthalpy of the reaction, AHxn, is -44.2 kJ.mol-¹. AGixn= TOOLS x10 Determine in which direction the reaction is spontaneous as written at 25.0 °C and standard pressure. $ 4 % 5 Okay MacBook Pro & N You 8 ( BABAE 9 J-K-¹-mol-1 A kJ-mol-1 O delet-
M Preq 3 Consider the reaction 00 E D 4HCI(g) + O₂(g) 2H₂O(g) + 2Cl₂(8) for which AH° = -114.4 kJ and AS° = -128.9 J/K at 298.15 K. J/K (1) Calculate the entropy change of the UNIVERSE when 1.775 moles of HCI(g) react under standard conditions at 298.15 K. ASuniverse (2) Is this reaction reactant or product favored under standard conditions? Submit Answer (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is reactant favored choose 'reactant favored'. 4 000 000 R F DO LO V % 5 [Review Topics] [References] Use the References to access important values if needed for this question. T Retry Entire Group 8 more group attempts remaining Cengage Learning Cengage Technical Support G 6 B Y H & 7 N U 1 * 8 J M 9 K बैं O < L P Previous Email Instructor Save and Exit { + 11 Next ? } ]
Calculate AG°for the combustion of propane. C3H8(g) + 502(g) → 3CO2(s) + 4H20(g) Standard Thermodynamic Properties for Selected Substances Substance AH; (kJ mol-) AG; (kJ mol-1) S° (JK-1 mo Co3 2 (aq) -677.1 -527.8 -56.9 CH4(g) -74.6 -50.5 186.3 CH3OH() -239.2 -166.6 126.8 CH3OH(g) -201.0 -162.3 239.9 CCI4() -128.2 -62.5 214.4 CCIA(9) -95.7 -58.2 309.7 CHCI3() -134.1 -73.7 201.7 CHCI3(g) -103.14 -70.34 295.71 CS2() 89.70 65.27 151.34 CS2(g) 116.9 66.8 238.0 209 2 200.9 027 4