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1. Calculate the AH for the reaction 2S + 20F, 2(g) SO, o)+ SFAlg) 2 (g) rxn (6), using the following thermochemical reactions: AH = -277 kJ + H,O + 2H,0 %3D OF, + 2HF, 2 (g) - 2 (g) (g) AH = -828 kJ SO + 4HF, 2 (g) %3D SF 4 (g) - (g) AH = -297 kJ Sa + 0, SO2 (0) (6) 2(g)

1. Calculate the AH for the reaction 2S + 20F, 2(g) SO, o)+ SFAlg) 2 (g) rxn (6), using the following thermochemical reactions: AH = -277 kJ + H,O + 2H,0 %3D OF, + 2HF, 2 (g) - 2 (g) (g) AH = -828 kJ SO + 4HF, 2 (g) %3D SF 4 (g) - (g) AH = -297 kJ Sa + 0, SO2 (0) (6) 2(g)

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
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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- Activity 3.5 Solve the following. 1. Calculate the AH for the reaction 2S) + 20F, 2(g) 2 (g) 4(g) rxn using the following thermochemical reactions: AH = -277 kJ + H,Om 2 (g) %3D OF, O2 (9) + 2HF, (g) AH = -828 kJ + 2H,0 So + O29) SO2 () SF + 4HF (g) 2 (g) 4 (g) AH = -297 kJ (6), 2(g) 2. Calculate the AH for the reaction S +O2l0) SO3 (9) rxn using these two reactions: AH = -296.8 kJ %3D + O, 2(9) AH = -197.0 kJ %3D 2SO, 2(g) + O, 2(g) 2S03 (9) - + 2H, 2(g) CHA@) 3. Calculate the AH for the reaction C, (graphite) rxn from the following enthalpy changes: AH = -393.5 kJ + O219) (graphite) AH = -571.6 kJ 2H,0 CO, 2H, + O, 2(g) 2(g) AH = -890.4 kJ %3D + 2H,0 + 20, CHA9) 2(g) 2(g) 4(g) ...
Transcribed Image Text:- Activity 3.5 Solve the following. 1. Calculate the AH for the reaction 2S) + 20F, 2(g) 2 (g) 4(g) rxn using the following thermochemical reactions: AH = -277 kJ + H,Om 2 (g) %3D OF, O2 (9) + 2HF, (g) AH = -828 kJ + 2H,0 So + O29) SO2 () SF + 4HF (g) 2 (g) 4 (g) AH = -297 kJ (6), 2(g) 2. Calculate the AH for the reaction S +O2l0) SO3 (9) rxn using these two reactions: AH = -296.8 kJ %3D + O, 2(9) AH = -197.0 kJ %3D 2SO, 2(g) + O, 2(g) 2S03 (9) - + 2H, 2(g) CHA@) 3. Calculate the AH for the reaction C, (graphite) rxn from the following enthalpy changes: AH = -393.5 kJ + O219) (graphite) AH = -571.6 kJ 2H,0 CO, 2H, + O, 2(g) 2(g) AH = -890.4 kJ %3D + 2H,0 + 20, CHA9) 2(g) 2(g) 4(g) ...
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