16 of 16For a particular isomer of C,H8, the combustion reaction produces 5113.3 kJ of heat per mole of C,H, (g) consumed,18'standard conditions.25C,H18(g) + 0,(g)→ 8 CO,(g) + 9 H,O(g)-0,(g) → 8 CO, (g) + 9 H,0(g)AHn = -5113.3 kJ/molrxnWhat is the standard enthalpy of formation of this isomer of C,H,g(g)?AH: =

Answered: 25 C,H15(g) + 0,(g) → 8 CO, (g) + 9…

25 C,H15(g) + 0,(g) → 8 CO, (g) + 9 H,O(g) AHixn = -5113.3 kJ/mol 2 is the standard enthalpy of formation of this isomer of C,H,8(g)?

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

16 of 16
For a particular isomer of C,H8, the combustion reaction produces 5113.3 kJ of heat per mole of C,H, (g) consumed,
18'
standard conditions.
25
C,H18(g) + 0,(g)→ 8 CO,(g) + 9 H,O(g)
-0,(g) → 8 CO, (g) + 9 H,0(g)
AHn = -5113.3 kJ/mol
rxn
What is the standard enthalpy of formation of this isomer of C,H,g(g)?
AH: =

Expert Solution

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The enthalpy of formation of oxygen, carbon dioxide and water can be find from standard table.

The process of finding enthalpy of formation of C8H8 is shown below-

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