Give detailed Solution with explanation 7. Consider the following reactions:1. H₂ + 1/₂20₂H₂O→➜AH = -243 kJ/molH₂OCO+ 110.77 kJHIii. 2N₂2 + 1/2O₂ + 90.7 kJiii. C + ½₂20₂iv. 1/2H₂ + ½/212-AH = 26 kJ/molWhich of the reactions above are exothermic?a) i & iib) i & iiic) i & ivd) ii & iv

Answered: Image /qna-images/answer/93b703ff-8058-4104-8a51-12d4e5a6013f.jpg

7. Consider the following reactions: i. H₂ + 1/2O₂- H₂O ii. 2N₂ + 1/2O₂ + 90.7 kJ iii. C + ½₂20₂ iv. ½/2H₂ + ½/₂2/₂ AH-243 kJ/mol - → H₂O →CO+110.77 kJ HI AH = 26 kJ/mol Which of the reactions above are exothermic? a) i & ii b) i & iii c) i & iv d) ii & iv

7. Consider the following reactions: i. H₂ + 1/2O₂- H₂O ii. 2N₂ + 1/2O₂ + 90.7 kJ iii. C + ½₂20₂ iv. ½/2H₂ + ½/₂2/₂ AH-243 kJ/mol - → H₂O →CO+110.77 kJ HI AH = 26 kJ/mol Which of the reactions above are exothermic? a) i & ii b) i & iii c) i & iv d) ii & iv

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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Question

Give detailed Solution with explanation

7. Consider the following reactions:
1. H₂ + 1/₂20₂
H₂O
→➜
AH = -243 kJ/mol
H₂O
CO+ 110.77 kJ
HI
ii. 2N₂2 + 1/2O₂ + 90.7 kJ
iii. C + ½₂20₂
iv. 1/2H₂ + ½/212-
AH = 26 kJ/mol
Which of the reactions above are exothermic?
a) i & ii
b) i & iii
c) i & iv
d) ii & iv

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