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e. -2257 kJ 4. Calculate AGrxn at 298 Ku 3 Oz(g) → 2 03(g P(O2) = 0.41 atm, a. +341 kJ b. +17.8 kJ c. +332 kJ d. -47.4 kJ e. -109 kJ

e. -2257 kJ 4. Calculate AGrxn at 298 Ku 3 Oz(g) → 2 03(g P(O2) = 0.41 atm, a. +341 kJ b. +17.8 kJ c. +332 kJ d. -47.4 kJ e. -109 kJ

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter5: Principles Of Chemical Reactivity: Energy And Chemical Reactions
Section: Chapter Questions
Problem 58PS: Use standard enthalpies of formation in Appendix L to calculate enthalpy changes for the following:...
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3. Use Hess'S law to Calculate 2AGʻrxn USIIig the TUIlUWIng iniormation. NO(g) + O(g) → NO2(g) 2 03(g) → 3 O2(g) O2(g) → 2 0(g) NO(g) + O3(g) → NO2(g) + O2(g) AG°rxn AG°rxn = +489.6 kJ AG°rxn = +463.4 kJ AG°rxn = -199.5 kJ a. +753.5 kJ b. +277.0 kJ c. -676.0 kJ d. -1152.5 kJ e. -225.7 kJ 4. Calculate AGrxn at 298 K under the conditions shown below for the following reaction. 3 Oz(g) → 2 03(g) P(O2) = 0.41 atm, P(O3) = 5.2 atm AGO = +326 kJ %3D a. +341 kJ b. +17.8 kJ c. +332 kJ d. -47.4 kJ e. -109 kJ 5. Which of the following is NOT true for AGrxn? a. If AG°rxn > 0, the reaction is spontaneous in the forward direction. b. If Q = 1, then DGrxn = AG°rxn. c. If AG°rxn < 0, the reaction is spontaneous in the forward direction. d. If AG°rxn > 0, the reaction is spontaneous in the reverse direction.
Transcribed Image Text:3. Use Hess'S law to Calculate 2AGʻrxn USIIig the TUIlUWIng iniormation. NO(g) + O(g) → NO2(g) 2 03(g) → 3 O2(g) O2(g) → 2 0(g) NO(g) + O3(g) → NO2(g) + O2(g) AG°rxn AG°rxn = +489.6 kJ AG°rxn = +463.4 kJ AG°rxn = -199.5 kJ a. +753.5 kJ b. +277.0 kJ c. -676.0 kJ d. -1152.5 kJ e. -225.7 kJ 4. Calculate AGrxn at 298 K under the conditions shown below for the following reaction. 3 Oz(g) → 2 03(g) P(O2) = 0.41 atm, P(O3) = 5.2 atm AGO = +326 kJ %3D a. +341 kJ b. +17.8 kJ c. +332 kJ d. -47.4 kJ e. -109 kJ 5. Which of the following is NOT true for AGrxn? a. If AG°rxn > 0, the reaction is spontaneous in the forward direction. b. If Q = 1, then DGrxn = AG°rxn. c. If AG°rxn < 0, the reaction is spontaneous in the forward direction. d. If AG°rxn > 0, the reaction is spontaneous in the reverse direction.
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