What is a chemist's favorite kind of tree?
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- Tue Jan 17, 2017 12:35 am
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Difference between Cp and Cv
- Replies: 1
- Views: 221
Cp is the specific heat of a substance under constant pressure, whereas Cv is the specific heat of a substance under constant volume. The problem will usually specify whether the system is under constant pressure or constant volume and you would use Cp or Cv accordingly.