Answered: Determine AH for the combustion of 25.0…

Determine AH for the combustion of 25.0 mL of C12H26(U) in excess O2 to give CO2(g) and H20(g). The density of C12H26 is 0.750 g/ml. Substance AH, (kJ/mol) C12H26(1) -353 Co:(g) -393.5 H2O(g) -241.8

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

Determine AH for the combustion of 25.0 mL of C12H26(U) in excess O2 to give CO2(g) and H20(g). The density of
C12H26 is 0.750 g/ml.
Substance
AH, (kJ/mol)
C12H26(1)
-353
Co:(g)
-393.5
H2O(g)
-241.8

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Determine the enthalpy change for combustion of using bond energies for 2C2H6(g) + 7O2(g) ➜ 4CO2(g) + 6H2O(l) see image