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20. Using the data provided, solve for the enthalpy change value of the target equation. Note: Include all rough notes, show all calculations, follow the rules of significant figures, and box your final answer. 20,H,OH(1) + 90,(g) → 6CO, + 8H,0(1) C(s) + 0,(9) → Co,(g) 2H,(g) + O,(g) → 2H,0(1) (Target) 6C(s) + 8H,(g) + O,(g) → 2C,H,OH(1) AH° = -4016 kJ AH° = -394 kJ (1) (2) (3) AH° = -572 kJ ΔΗ-?

20. Using the data provided, solve for the enthalpy change value of the target equation. Note: Include all rough notes, show all calculations, follow the rules of significant figures, and box your final answer. 20,H,OH(1) + 90,(g) → 6CO, + 8H,0(1) C(s) + 0,(9) → Co,(g) 2H,(g) + O,(g) → 2H,0(1) (Target) 6C(s) + 8H,(g) + O,(g) → 2C,H,OH(1) AH° = -4016 kJ AH° = -394 kJ (1) (2) (3) AH° = -572 kJ ΔΗ-?

Chemistry
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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20. Using the data provided, solve for the enthalpy change value of the target equation. Note: Include all rough notes, show all calculations, follow the rules of significant figures, and box your final answer. AH° = -4016 kJ 20,H,OH(1) + 90,(g) – C(s) + O,(g) → CO,(g) 2H,(g) + O,(g) (1) → 6CO, + 8H,0(1) (2) AH° = -394 kJ (3) → 2H,0(1) AH° = -572 kJ (Target) 6C(s) + 8H,(g) + O,(g) → 2C,H,OH(1) ΔΗ- ?
Transcribed Image Text:20. Using the data provided, solve for the enthalpy change value of the target equation. Note: Include all rough notes, show all calculations, follow the rules of significant figures, and box your final answer. AH° = -4016 kJ 20,H,OH(1) + 90,(g) – C(s) + O,(g) → CO,(g) 2H,(g) + O,(g) (1) → 6CO, + 8H,0(1) (2) AH° = -394 kJ (3) → 2H,0(1) AH° = -572 kJ (Target) 6C(s) + 8H,(g) + O,(g) → 2C,H,OH(1) ΔΗ- ?
Expert Solution
Step 1

According to Hess's law , enthalpy change for a reaction is independent of pathway between initial and final states of reaction.

For a multiatep reaction , enthalpy change of reaction is equal to sum of enthalpy change of each step.

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