# Numerical on adiabatic expansion

by naimagul
Tags: adiabatic, expansion, numerical
 Homework Sci Advisor HW Helper Thanks P: 9,938 rms speed = √(3kT/m), where k is the Boltzmann constant and m the mass of one molecule. So to halve the speed you need 1/4 of the absolute temperature. For adiabatic process, T.V$^{γ-1}$ = constant With γ = 1.5 you'd need 16 times the volume.