How Do You Solve Enthalpy Cycle Problems in Chemistry?

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Discussion Overview

The discussion revolves around solving enthalpy cycle problems in chemistry, specifically focusing on the challenges faced in drawing and understanding enthalpy cycles. Participants seek clarification on the concept and its application in a homework context.

Discussion Character

  • Homework-related, Conceptual clarification

Main Points Raised

  • One participant presents a homework problem related to enthalpy cycles and expresses difficulty in drawing the cycle.
  • Another participant questions the definition of an enthalpy cycle, indicating a need for clarification on the concept.
  • A different participant attempts to explain that an enthalpy cycle involves the enthalpy changing route but expresses uncertainty about their own work, suggesting it may not align with the required chemical equation.
  • One participant offers a suggestion to draw an arrow in a specific direction, implying a potential step in visualizing the cycle.

Areas of Agreement / Disagreement

The discussion includes multiple competing views, with some participants seeking clarification on the concept while others express uncertainty about their own understanding and application of enthalpy cycles.

Contextual Notes

Participants have not reached a consensus on the correct approach to drawing the enthalpy cycle, and there are unresolved questions regarding the accuracy of the proposed methods and interpretations.

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Homework Statement


rNoD3Lm.png

http://i.imgur.com/rNoD3Lm.png

Homework Equations


Conservation of energy in an enthalpy cycle

The Attempt at a Solution


I can't complete draw the enthalpy cycle!
l50630IMG_4306s76.jpg

http://upload.lsforum.net/users/public/l50630IMG_4306s76.jpg

Can anyone help me? Thank you very much!
 
Last edited:
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What's an enthalpy cycle?
 
Chestermiller said:
What's an enthalpy cycle?
That means the enthalpy changing route
like what i have written for this question... but i believe i have done something wrong in that... because that doesn't seem to form the product as mentioned in the required chemical equation
 
Draw an arrow from top left to bottom right. What have you got?
 

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