# What is the relationship between cp and cv for an ideal gas?

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Asked By: Gunnar Grimes

Date created: Sun, Jul 25, 2021 12:20 PM

Date updated: Fri, Jun 24, 2022 2:26 AM

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## Top best answers to the question Â«What is the relationship between cp and cv for an ideal gasÂ»

The specific heat of gas at constant volume in terms of degree of freedom 'f' is given as: Cv = (f/2) R. So, we can also say that, **Cp/Cv = (1 + 2/f)**, where f is degree of freedom. Monoatomic gas has only one translational motion, hence three translational degrees of freedom.