Question

Using the bond enthalpies tabulated below, calculate the enthalpy of reaction for the combustion of ethane. Hint: the bond enthalpies are approximate enthalpies needed to make or break a chemical bond. ?H = ?BEreactants - ?BEproducts C2H6(g) + O2(g) ? CO2(g) + H2O(g) bond ?H (kJ) bond ?H (kJ) H-H 436 C=O 715 C-H 414 O-O 138 C-C 347 O=O 498 C-O 351 O-H 464

          Using the bond enthalpies tabulated below, calculate the enthalpy of reaction for the combustion of ethane. Hint: the bond enthalpies are approximate enthalpies needed to make or break a chemical bond. ?H = ?BEreactants - ?BEproducts

C2H6(g) + O2(g) ? CO2(g) + H2O(g)

bond ?H (kJ)
bond ?H (kJ)
H-H 436
C=O 715
C-H 414
O-O 138
C-C 347
O=O 498
C-O 351
O-H 464

Using the bond enthalpies tabulated below, calculate the enthalpy of reaction for the combustion of ethane. Hint: the bond enthalpies are approximate enthalpies needed to make or break a chemical bond. ?H = ?BEreactants - ?BEproducts

C2H6(g) + O2(g) ? CO2(g) + H2O(g)

bond ?H (kJ)
bond ?H (kJ)
H-H 436
C=O 715
C-H 414
O-O 138
C-C 347
O=O 498
C-O 351
O-H 464

Added by Jeanne L.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Sri K

05/11/2022

Step 1

\[ \text{C}_2\text{H}_6(g) + \frac{7}{2}\text{O}_2(g) \rightarrow 2\text{CO}_2(g) + 3\text{H}_2\text{O}(g) \] Show more…

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Using the bond enthalpies tabulated below, calculate the enthalpy of reaction for the combustion of ethane. Hint: the bond enthalpies are approximate enthalpies needed to make or break chemical bonds. AH = EBEreactants - EBEproducts C2H6(g) + O2(g) -> CO2(g) + H2O(g) Bond AH (kJ) H-H 436 C-O 715 C-H 414 O-O 138 C-C 347 O-O 498 C-O 351 O-H 464