Problems 9.73 From the following data, calculate the average bond enthalpy for the N-H bond: NH3(g) NH,(g) NH(g) NH,(g) + H(g) AH° = → NH(g) + H(g) N(g) + H(g) AH = 381 kJ/mol AH =D360kJ/mol 9.74 For the

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can you please answer question 9.73 and all of the sub problems And show all of the steps to the solution 

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exotnermiC?
Problems
9.73
From the following data, calculate the average bond
enthalpy for the N-H bond:
NH,(g)
NH,(g) + H(g) AH° = 435 kJ/mol
NH(g) + H(g)
N(g) + H(g)
NH,(g)
AH = 381 kJ/mol
AH° = 360 kJ/mol
NH(g)
9.74
For the reaction
O(g) + 0,(g)
→0,(g) AH° = -107.2 kJ/mol
Calculate the average bond enthalpy in O,.
The bond enthalpy of F2(g) is 156.9 kJ/mol.
Calculate AH for F(g).
9.8
9.75
9.76
For the reaction
9.87
2C,H,(g) + 70,(g) 4CO,(g) + 6H,O(g)
(a) Predict the enthalpy of reaction from the aver-
age bond enthalpies in Table 9.4.
(b) Calculate the enthalpy of reaction from the stan-
dard enthalpies of formation (see Appendix 2)
of the reactant and product molecules, and com-
9.88
pare the re
Transcribed Image Text:PDE Chap C:/Users/olive/Downloads/chapter%209%20question%20se (D Page view exotnermiC? Problems 9.73 From the following data, calculate the average bond enthalpy for the N-H bond: NH,(g) NH,(g) + H(g) AH° = 435 kJ/mol NH(g) + H(g) N(g) + H(g) NH,(g) AH = 381 kJ/mol AH° = 360 kJ/mol NH(g) 9.74 For the reaction O(g) + 0,(g) →0,(g) AH° = -107.2 kJ/mol Calculate the average bond enthalpy in O,. The bond enthalpy of F2(g) is 156.9 kJ/mol. Calculate AH for F(g). 9.8 9.75 9.76 For the reaction 9.87 2C,H,(g) + 70,(g) 4CO,(g) + 6H,O(g) (a) Predict the enthalpy of reaction from the aver- age bond enthalpies in Table 9.4. (b) Calculate the enthalpy of reaction from the stan- dard enthalpies of formation (see Appendix 2) of the reactant and product molecules, and com- 9.88 pare the re
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