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22. Calculate the heat given off when one mole of BH, reacts with excess oxygen according to the following reaction: B₂H9(9) B₂O3(g) H₂O (9) 2 B5H (g) + 12 O a. -8687 kJ b. -4343 kJ c. -4041 kJ d. 8393 kJ 2(g) à 5 B₂O3(9) + 9H₂O (9) 2 AH=73.2 kJ/mol; AH°= -1272.77 kJ/mol AH,°= -241.82 kJ/mol

22. Calculate the heat given off when one mole of BH, reacts with excess oxygen according to the following reaction: B₂H9(9) B₂O3(g) H₂O (9) 2 B5H (g) + 12 O a. -8687 kJ b. -4343 kJ c. -4041 kJ d. 8393 kJ 2(g) à 5 B₂O3(9) + 9H₂O (9) 2 AH=73.2 kJ/mol; AH°= -1272.77 kJ/mol AH,°= -241.82 kJ/mol

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 5.37QE: One step in the manufacturing of sulfuric acid is the conversion of SO2(g) to SO3(g). The...
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22. Calculate the heat given off when one mole of BH, reacts with excess oxygen according to the following reaction: B₂H9(9) B₂O3(g) H₂O (9) 2 B5H (g) + 12 O a. -8687 kJ b. -4343 kJ c. -4041 kJ d. 8393 kJ 2(g) à 5 B₂O3(9) + 9H₂O (9) 2 AH=73.2 kJ/mol; AH°= -1272.77 kJ/mol AH,°= -241.82 kJ/mol
Transcribed Image Text:22. Calculate the heat given off when one mole of BH, reacts with excess oxygen according to the following reaction: B₂H9(9) B₂O3(g) H₂O (9) 2 B5H (g) + 12 O a. -8687 kJ b. -4343 kJ c. -4041 kJ d. 8393 kJ 2(g) à 5 B₂O3(9) + 9H₂O (9) 2 AH=73.2 kJ/mol; AH°= -1272.77 kJ/mol AH,°= -241.82 kJ/mol
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