29. Calculate the AH°xn using the following standard free energies of formation:SiCl4 (g) +2 Mg (s) →2 MgCl2(s) +Si(s)AH° (kJ/mol): - 616.980-591.790A) -566.60 kJB)-25.19 klC) 25.19 klD) 566.60 kJAH°rxn = ? . Use Hess's Law to find AG rxn for:CIO (g) + 03 (g) → Cl (g) + 202 (g)AG = ?Given the following:203 (g) →3 02 (g)AG=+489.6 klCl (g) + 03 (g) → CIO (g) + O2 (g)AG = -34.5 kJA)- 472.4 kJB)- 210.3 kJC)+455.1 kJD) + 262.1 kJE)+524.1 kJ

Answered: Image /qna-images/answer/70f64db7-a9c4-4bd8-bf29-e25e49d86c43.jpg

Answered: 29. Calculate the AH°xn using the…

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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[2] In the figure below, the standard free energy change is plotted in function of the temperature for the reactions: 20(s) +0,(g) → 20o(g) en C(s) +0,(g) → CO,(g) AG (kJ) -380 -400 -420 -440 800 900 1000 1100 T(K) How is it possible, starting from this drawing, to calculate the standard free energy change for the reaction below at a certain temperature?: CO2(9) + C(s) > 2CO(g)
Consider the reaction Cl,(g) + Br,(g) 2 BrCl(g) at 25 °C. The entropy change for the reaction is 11.6 J/mol· K. If the standard enthalpy change is 29.4 kJ/mol for the reaction, then what is the standard free energy for the reaction? |kJ/mol 4 6. C 7 9. +/- х 100 +
A student determines the value of the equilibrium constant to be 6.29×104 for the following reaction.S(s,rhombic) + 2CO(g)SO2(g) + 2C(s,graphite)Based on this value of Keq:G° for this reaction is expected to be (greater, less) fill in the blank than zero.Calculate the free energy change for the reaction of 1.85 moles of S(s,rhombic) at standard conditions at 298K. G°rxn = _____ kJ
This reaction is _______ (product or reactant) favored under standard conditions at 330 K
What is AG° for the reaction CH;OH(g) → CO(g) + 2 H2(g) at 25°C? AH° = +90.7 kJ/mol AS° = +221 J/mol•K kJ/mol 1 2 3 4 C 7 8 9. +/- x 10 0 LO
Determine AG° for a reaction when AG = -132.9 kJ/mol and Q = 0.043 at 298 K. (R = 8.314 J/mol · K)
6
A student determines the value of the equilibrium constant to be 2.69×10-10 for the following reaction.Fe2O3(s) + 3H2(g)2Fe(s) + 3H2O(g)Based on this value of Keq:G° for this reaction is expected to be (greater, less) fill in the blank than zero.Calculate the free energy change for the reaction of 2.05 moles of Fe2O3(s) at standard conditions at 298K. G°rxn = ____kJ
Calculate the AH°, AS°, and AG° at 298 K for the following reaction: (Use the values found in Thermodynamic Properties to calculate your answers for questions a and b.) Al2O3(s) + 3 C(graphite) + 3 Cl₂(g) → 2 AICI 3(s) + 3 CO(g) 4.0 -64 a) ΔΗΟ kJ/mol b) AS° ✓ J/K.mol kJ/mol (Determine from the temperature, AH and AS) c) AGO 4.0 76.9 4.0 -89 (d) Is the reaction extensive at standard conditions and 298 K? O Yes O NO (e) Write the expression for K. (Format example: Kp = pHC12 / pH₂. pCl₂ would be entered as K_{p} = pHCI^{2}/pH_{2}. pCl_{2}.) Help chemPad XX (PCO)3 (pCl₂)³ ← Greek (PCO)^3/(pCl_2)^3 Your answer provides a different type of equation than was expected. (f) Calculate the value of K at 298 K 2.51e-16 X (Please answer to 3 significant figures.) (g) Estimate the value of K at 600 K. 1.79e-8 X (Please answer to 3 significant figures.)
What is AG° for the reaction CH₂OH(g) → CO(g) + 2 H₂(g) at 25°C? AH° = +90.7 kJ/mol kJ/mol
Calculate the standard free energy for the reaction given. 2 CH 3OH( l) + 3 O 2( g) → 2 CO 2( g) + 4 H 2O( l) a -797.8 kJ b -2069.8 kJ c -1404.8 kJ d -465.2 kJ

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