MISSED THIS? Read Section 19.6 (Pages 863 - 867); Watch KCV 19.6, IWE 19.4. Consider the following reaction: 2Ca(s) + O2 (g) → 2CaO(s) AHm= = -1269.8 kJ; ASn =-364.6 J/K %3D Assume that all reactants and products are in their standard states. ct/itemView?assignmentProblemID=144674769&offset3prev CHE154-H Gen Chem II Bronikowski S20 Part A Calculate the free energy change for the reaction at 20 °C. Express your answer using four significant figures. AG = kJ

MISSED THIS? Read Section 19.6 (Pages 863 - 867); Watch KCV 19.6, IWE 19.4. Consider the following reaction: 2Ca(s) + O2 (g) → 2CaO(s) AHm= = -1269.8 kJ; ASn =-364.6 J/K %3D Assume that all reactants and products are in their standard states. ct/itemView?assignmentProblemID=144674769&offset3prev CHE154-H Gen Chem II Bronikowski S20 Part A Calculate the free energy change for the reaction at 20 °C. Express your answer using four significant figures. AG = kJ

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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Calculate Hrxn for the reaction on the right. 2FE(s)+AL2 O3(s) > 2A(s)+FE2O3(s)Hrxn = 4 choices -822.16KJ, -2,492.0KJ, 847.6KJ, -847.6KJ This reaction is exothermic or endothermic
Hint: No calculations are required. For the reaction 2HBr(g) + Cl2(g)- >2HCI(g) + Br2(g) AH° = -81.1 kJ and AS° =-1.20 J/K At standard conditions, this reaction would be product favored O at all temperatures. O at relatively high temperatures. O at no temperature. O at relatively low temperatures.
options for all: 1. Reactants. 2. Products.
For a particular reaction at 150.5 °C, AG = –392.62 kJ/mol, and AS = 692.39 J/(mol · K). Calculate AG for this reaction at -0.4 °C. - AG = kJ/mol 80 DII DD F3 F4 F7 FB F9 F10 F12 %24 & 4. 5 6 7 8 Y U H K F.
Consider the reaction: 2 H,0(g) → 2H,(g) + 0,(g) If 2.0 moles of H2O(g) are converted to H2(g) and 02(g) against a pressure of 1.0 atm at 125 °C, what is the change in internal energy for this reaction? R-8.314 1/mol K AH- 483.6 kl/mol
For a particular reaction at 180.9 °C, AG = 527.78 kJ/mol, and AS = 953.96 J/(mol · K). Calculate AG for this reaction at -3.7 °C. AG = kJ/mol
* Question Completion Status: L, Moving to another question will save this response. Question 19 of 20 Question 19 6 points Save Answer Consider the following reaction at 25°C if PPCI5 = 0.0029 atm, PPC13=0.27 atm, and PC12 = 0.40 atm PCI3 (1) + Cl2 (g) → PC15 AHO. 1xn = -87.9 kJ, AS = -0.1702 kJ/K rxn What is the value of Q? What is the value of AG? Is the reaction spontaneous under these conditions? Moving to another question will save this response. « »> 5:37 PM May the Fourth be with you B. 65°F T 5/5/2022
What is AS for the following reaction? 2Cl2(g) + SO2(g) SOCI₂(g) + Cl₂O(g) Substance: Cl₂(g) SO2(g) SOCI2(g) C1₂O(g) 223.0 248.1 309.8 266.1 S(J/K. mol):
AGO SnO₂(s) + 2 CO(g) → Sn(s) + 2 CO₂(g) Use this information to complete the table below. Round each of your answers to the nearest kJ. The standard reaction free energy reaction 2Sn (s) + 4CO₂(g) == - 194. kJ for this reaction: 2SnO₂ (s) + 4CO(g) 3 SnO₂ (s) + 6CO(g) → 3Sn(s) + 6CO₂(g) Sn(s) + 2CO₂(g) SnO₂ (s) + 2CO (g) AGⓇ ☐ kJ kJ KJ x10 X Ś
For the reaction: CuS (s) + H₂(g) → H₂S (g) + Cu (s) Given: ΔS ⁰ (CuS) = 66.5 J/mole-K ΔHf ⁰ (CuS) = -53.1 kJ/mol ΔS ⁰ (H₂S) = 205 J/ mole-K ΔHf ⁰ (H₂S) = -20.6 kJ/mol ΔS ⁰ (Cu) = 33.3 J/ mole-K ΔH f ⁰ (Cu) = 0.0 kJ/mol ΔS ⁰ (H₂) = 131 J/ mole-K ΔH f ⁰(H₂) = 0.0 kJ/mol The standard free energy of the reaction ΔG ⁰ rxn is A) -37.9 kJ/mole B) 44.6 kJ/mole C) -20.3 kJ/mole D) +20.3kJ/mole and spontaneous E) +37.9 kJ/mole
Calculate the standard enthalpy change for the reaction at 25 ∘C. Standard enthalpy of formation values can be found in this list of thermodynamic properties. 2CH3OH(g)+3O2(g)----> 2CO2(g)+4H2O(g)
Calculate G for the reaction of iron (III) oxide with carbon monoxide to give elemental iron and carbon dioxide. í G₁ (kJ/mol) Fe(s) 0 CO₂(g) -394.4 Fe₂O3(s) -741.0 CO(g) -137.3