Question

For inert monatomic gases, $\frac{C_P}{C_V}=\frac{5}{x}$. The value of x is _____ .

Answer 1

For inert monoatomic gases,

$C_P=\frac{5}{2}R$

$C_V=\frac{3}{2}R$

$\frac{C_P}{C_V}=\frac{5}{3}$.

Hence, $x=3$