I Review | Constants | Periodic Tab Consider the following reaction: CH.(9) + H2(g) + C2H6(g) AH=-137.5 kJ AS=-120.5 J/K Part A Calçulate AG at 25 °C and determine whether the reaction is spontaneous. Express your answer to four significant figures and include the appropriate units. AG = Value Units Submit Previous Answers RequestAnswer X Incorrect; Try Again; 7 attempts remaining The equation used to calculate the free energy change is ΔG-ΔΗ-ΤAS
I Review | Constants | Periodic Tab Consider the following reaction: CH.(9) + H2(g) + C2H6(g) AH=-137.5 kJ AS=-120.5 J/K Part A Calçulate AG at 25 °C and determine whether the reaction is spontaneous. Express your answer to four significant figures and include the appropriate units. AG = Value Units Submit Previous Answers RequestAnswer X Incorrect; Try Again; 7 attempts remaining The equation used to calculate the free energy change is ΔG-ΔΗ-ΤAS
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter3: The Second And Third Laws Of Thermodynamics
Section: Chapter Questions
Problem 3.18E: Explain why the statement No process is 100 efficient is not the best statement of the second law of...
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How to calculate the following Chemistry 2 problem?
![# Free Energy and Thermodynamics
### For Practice 19.4 - Enhanced - with Feedback
---
**Consider the following reaction:**
\[ \text{C}_2\text{H}_4(g) + \text{H}_2(g) \rightarrow \text{C}_2\text{H}_6(g) \]
\[ \Delta H = -137.5 \, \text{kJ} \]
\[ \Delta S = -120.5 \, \text{J/K} \]
---
### Part A
Calculate \(\Delta G\) at 25°C and determine whether the reaction is spontaneous.
**Instructions:**
Express your answer to four significant figures and include the appropriate units.
\[ \Delta G = \text{Value} \, \text{Units} \]
**Submission:**
- Submit Button
- Previous Answers
- Request Answer
**Note:**
\[ \text{Incorrect; Try Again; 7 attempts remaining} \]
The equation used to calculate the free energy change is:
\[ \Delta G = \Delta H - T\Delta S \]
---
### Part B
Complete previous part(s).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F91c4a8d9-ba01-4273-867d-c5aceeac7996%2F02ced1c4-d31d-4993-aba1-ed427f5f7f56%2F032ll2i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:# Free Energy and Thermodynamics
### For Practice 19.4 - Enhanced - with Feedback
---
**Consider the following reaction:**
\[ \text{C}_2\text{H}_4(g) + \text{H}_2(g) \rightarrow \text{C}_2\text{H}_6(g) \]
\[ \Delta H = -137.5 \, \text{kJ} \]
\[ \Delta S = -120.5 \, \text{J/K} \]
---
### Part A
Calculate \(\Delta G\) at 25°C and determine whether the reaction is spontaneous.
**Instructions:**
Express your answer to four significant figures and include the appropriate units.
\[ \Delta G = \text{Value} \, \text{Units} \]
**Submission:**
- Submit Button
- Previous Answers
- Request Answer
**Note:**
\[ \text{Incorrect; Try Again; 7 attempts remaining} \]
The equation used to calculate the free energy change is:
\[ \Delta G = \Delta H - T\Delta S \]
---
### Part B
Complete previous part(s).
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