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//Calculate the Most probable speed ,Mean speed and Root mean square speed for Oxygen molecule
//Example 3.1
clc;
clear;
R=8.314; //Gas constant in J K^-1 mol^-1
T=300; //Temperature in kelvin
mew=0.03200; //Molar mass of Oxygen kg mol^-1
Cmp=sqrt((2*R*T)/(mew))//Most probable speed in m s^-1
printf("most probable speed = %.0f m s^-1",Cmp);
Cbar=sqrt((8*R*T)/(%pi*mew)); //Mean speed in m s^-1
printf("\nMean speed = %.0f m s^-1",Cbar);
Crms=sqrt((3*R*T)/(mew)); //Root mean square speed in m s^-1
printf("\nroot mean square speed = %.0f m s^-1",Crms);
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