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Use the data in the table above to calculate an approximate AH° in kilojoules for the synthesis of hydrazine from ammonia: 2 NH3(9) + Cl2 (9) –→ N2H«(9) +2 HC1(9) Express your answer to two significant figures and include the appropriate units. HÀ ? ΔΗn Value Units

Use the data in the table above to calculate an approximate AH° in kilojoules for the synthesis of hydrazine from ammonia: 2 NH3(9) + Cl2 (9) –→ N2H«(9) +2 HC1(9) Express your answer to two significant figures and include the appropriate units. HÀ ? ΔΗn Value Units

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
Chapter9: Chemical Bonds
Section: Chapter Questions
Problem 9.21QE
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Average Bond Dissociation Energies, D (kJ/mol) Н-Н 436 C-H 410 N-H 390 0-F 180 I-I 151 Н-С 410 C-C 350 N-C 300 0–Cl 200 S-F 310 H-F 570 C-F 450 N-F 270 О-Br 210 S-CI 250 H-CI 432 C-C1 330 N-C1 200 0-I 220 S-Br 210 H-Br 366 C-Br 270 N-Br 240 О-N 200 S-S 225 H-I 298 C-I 240 N-N 240 0-0 180 H-N 390 C-N 300 N-O 200 F-F 159 H-O 460 C-0 350 O-H 460 Cl-CI 243 H-S 340 C-S 260 0-C 350 Br-Br 193 Multiple covalent bonds C=C 728 C=C 965 C=0 732 0=0 498 N=N 945 Part A Use the data in the table above to calculate an approximate AH° in kilojoules for the synthesis of hydrazine from ammonia: 2 NH3(g) + Cl2 (g) → N2H4(g) +2 HCI(g) Express your answer to two significant figures and include the appropriate units. HA ? AH°rxn = Value Units o. IXn
Transcribed Image Text:Average Bond Dissociation Energies, D (kJ/mol) Н-Н 436 C-H 410 N-H 390 0-F 180 I-I 151 Н-С 410 C-C 350 N-C 300 0–Cl 200 S-F 310 H-F 570 C-F 450 N-F 270 О-Br 210 S-CI 250 H-CI 432 C-C1 330 N-C1 200 0-I 220 S-Br 210 H-Br 366 C-Br 270 N-Br 240 О-N 200 S-S 225 H-I 298 C-I 240 N-N 240 0-0 180 H-N 390 C-N 300 N-O 200 F-F 159 H-O 460 C-0 350 O-H 460 Cl-CI 243 H-S 340 C-S 260 0-C 350 Br-Br 193 Multiple covalent bonds C=C 728 C=C 965 C=0 732 0=0 498 N=N 945 Part A Use the data in the table above to calculate an approximate AH° in kilojoules for the synthesis of hydrazine from ammonia: 2 NH3(g) + Cl2 (g) → N2H4(g) +2 HCI(g) Express your answer to two significant figures and include the appropriate units. HA ? AH°rxn = Value Units o. IXn
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