Consider the reaction below:A (aq) = B(aq)A(aq)A 1.000 M solution of A was heated at different temperatures. At 67.27 °C, AGn was determined to be1.80 kJ.If at 153.09 ˚C, the equilibrium mixture contains [A] = 0.392 M,Determine AH° for this reaction:AHO(kJ/mol)15.1097881311m 100%► Formula Sheet

Step 1: Finding out the value of equilibrium constant at…

Answered: Consider the reaction below: A (aq) =…

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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A chemist fills a reaction vessel with 0.648 g aluminum hydroxide (Al(OH),) solld, 0.779 M aluminum (Al) aqueous solution, and 0.759 M hydroxide (OH) aqueous solution at a temperature of 25.0°C. Under these conditions, calculate the reaction free energy AG for the following chemical reaction: Al(OH),(s) Al³(aq) + 3OH (aq) Use the thermodynamic information in the ALEKS Data tab. Round your answer to the nearest kilojoule.
Calculate the Kp.
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The following equilibrium constants have been determined for hydrosulfuric acid at 25°C: H2S(aq) = H*(aq) + HS (aq) K¸' = 9.5 × 10-8 HS (aq) = H*(aq) + S²¯(aq) K¸" = 1.0 × 10-19 es Calculate the equilibrium constant for the following reaction at the same temperature: H,S(aq) = 2H*(aq) + s²¯(aq) K = x 10
48 Use data to compute ΔG° at 57.0°C for the following reaction. 2ClO2−(aq) + O2(g) → 2ClO3−(aq) ΔH°f (ClO2−(aq)) = -67 kJ mol-1ΔH°f (ClO3−(aq)) = -104 kJ mol-1ΔS° (ClO2−(aq)) = 101 J mol-1 K-1ΔS° (O2(g)) = 205.152 J mol-1 K-1ΔS° (ClO3−(aq)) = 162 J mol-1 K-1ΔG°f (ClO2−(aq)) = 17 kJ mol-1ΔG°f (ClO3−(aq)) = -3 kJ mol-1
Calculate the AG°xn at 298 K for the following reaction. 2 HNO3(aq) + NO(g) → 3 NO2(g) + H2O(I) AG°† (kJ/mol) -110.9 87.6 51.3 -237.1 O +51,0 kJ O -162.5 kJ O -87.6 kJ O -51.0 kJ O +162.5 kJ
Calculate AG°for each of the following reactions from the equilibrium constant at the temperature given. Reaction Temperature (°C) 2000 N₂ (g) + O₂(g) →→→ 2NO (g) H₂ (g) + 12 (g) → 2HI (g) 400 CO₂ (g) + H₂ (9) → CO (g) + H₂O (g) 980 CaCO3 (s) → CaO (s) + CO2 (g) 900 Ko value 4.1 x 10-4 50.0 1.67 1.04
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.)
Determine the value of AG for the reaction at 309 K. Assume standard concentration 2NH;(g) = N,H,(g) + H, (g) Given AH (kJ/mol) S°J/{mol · K)) Substance NH3(3) -46.1 192.5 95.35 N2H4(g) H2(3) 238.5 0.0 130.6 O-87.0 kJ -182.5 kJ O -192.6 kJ O 87.0 kJ O 192.6 kJ
The standard reaction free energy AG° = 29. kJ for this reaction: Fe2O3(g) + 2H2 (g) --> 2 Fe(s) + 3H2O(l) Use this information to complete the table below. Round each of your answers to the nearest kJ.

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