Chemical Engineering Thermodynamics

A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is

  • A. Zero
  • B. Positive
  • C. Negative
  • D. None of these
Answer: Option C.

Since for an spontaneous process TdS>dU+PdV

For, constant temperature and constant pressure process the above equation can be written as

For spontaneous process.

Leave a Reply

Your email address will not be published. Required fields are marked *

Back to top button
error: Alert: Content is protected !!