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Consider the reaction B(s) + O2(g)→B2O3(s), AH = -1270kJ What will AH be for the reaction if it is reversed?

Consider the reaction B(s) + O2(g)→B2O3(s), AH = -1270kJ What will AH be for the reaction if it is reversed?

Chemistry
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
Chapter6: Thermochemistry
Section: Chapter Questions
Problem 114AE: Consider the two space shuttle fuel reactions in Exercises 81 and 82. Which reaction produces more...
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I Review | Constants | Periodic Table Open the activity depicting Hess's Law. Part B N: (g) + 0: (g) 2NOg) AH is an Extensive Property + N: ) +0:() → NO(g) AH Changes sign when a Click on the process is reversed screen when you started and its derivative demonstrate that the reaction enthalpy, AH, changes sign when a process is reversed. button within the activity and analyze the relationship between the two reactions that are displayed. The reaction that was on the AH Canges sign when a process is reversed 2NO(g) → N:(gì + 0: (g) Consider the reaction Hess Law of Constant icat Sumnation + N: (g) +0: (g) – d NQ +0:() B's) + 302(g)—B>0ҙ(s), дн — -1270KJ When two reactions are added together. the individual reaction enthalpies are summed. Notice that equal quantities of the same species, on both sides of the reaction arrow, cancel. → NO: g What will AH be for the reaction if it is reversed? + N: (g) + O: (g → NO: (g) Express your answer with appropriate units. • View Available Hint(s) µA ? Value kJ
Transcribed Image Text:I Review | Constants | Periodic Table Open the activity depicting Hess's Law. Part B N: (g) + 0: (g) 2NOg) AH is an Extensive Property + N: ) +0:() → NO(g) AH Changes sign when a Click on the process is reversed screen when you started and its derivative demonstrate that the reaction enthalpy, AH, changes sign when a process is reversed. button within the activity and analyze the relationship between the two reactions that are displayed. The reaction that was on the AH Canges sign when a process is reversed 2NO(g) → N:(gì + 0: (g) Consider the reaction Hess Law of Constant icat Sumnation + N: (g) +0: (g) – d NQ +0:() B's) + 302(g)—B>0ҙ(s), дн — -1270KJ When two reactions are added together. the individual reaction enthalpies are summed. Notice that equal quantities of the same species, on both sides of the reaction arrow, cancel. → NO: g What will AH be for the reaction if it is reversed? + N: (g) + O: (g → NO: (g) Express your answer with appropriate units. • View Available Hint(s) µA ? Value kJ
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