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Calculate AH for the reaction: 3C + 4H,-> C,H AH = ?? %3D rxn Using the following data: C,H + 50, -> 3C0, + 4H,0 AH =- 2220.1 KJ/mol AH =- 393.5 KJ/mol 2 -> co, + 1/20,-> H,0 C +0, H2 AH =- 285.8 KJ/mol %3D O a. -58.95 KJ/mol O b. +103.6 KJ/mol O c. -10.36 KJl/mol O d. -103.7 KJ/mol

Calculate AH for the reaction: 3C + 4H,-> C,H AH = ?? %3D rxn Using the following data: C,H + 50, -> 3C0, + 4H,0 AH =- 2220.1 KJ/mol AH =- 393.5 KJ/mol 2 -> co, + 1/20,-> H,0 C +0, H2 AH =- 285.8 KJ/mol %3D O a. -58.95 KJ/mol O b. +103.6 KJ/mol O c. -10.36 KJl/mol O d. -103.7 KJ/mol

Chemistry for Engineering Students
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter9: Energy And Chemistry
Section: Chapter Questions
Problem 9.52PAE: 9.52 Write the formation reaction for each of the following substances. (a) CH4(g) , (b) C3H(l) ,...
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Calculate AH for the reaction: 3C + 4H, -> CH; ΔΗ = ?? rxn Using the following data: AH = - 2220.1 KJ/mol 3C0, + 4H,0 02 -> Co, 50, --> AH = - 393.5 KJ/mol H2 1/202-> H,0 AH =- 285.8 KJ/mol a. -58.95 KJ/mol O b. +103.6 KJ/mol O c. -10.36 KJ/mol O d. -103.7 KJ/mol
Transcribed Image Text:Calculate AH for the reaction: 3C + 4H, -> CH; ΔΗ = ?? rxn Using the following data: AH = - 2220.1 KJ/mol 3C0, + 4H,0 02 -> Co, 50, --> AH = - 393.5 KJ/mol H2 1/202-> H,0 AH =- 285.8 KJ/mol a. -58.95 KJ/mol O b. +103.6 KJ/mol O c. -10.36 KJ/mol O d. -103.7 KJ/mol
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