NOTE:- we = as + uy2 +1kg2 it's ux' uy' uz Date it= 3ux2 (ux=my=ur) / Page.: In 1811> Auagadre's hypothesis 20 ml 10 ml At constant pressure and temperature, Equal 10 males 5 males unhime of all gases contains equal no. of molecules. or no. of molecules (He) (02) a no. of males only at constant pressure & Temperature u x n on combining all these 8 haves (Boyle's, Charles and Aneagadro) v & nT P PV = 7RT is Ideal gas equation U= RnT R=8.314 J/mal Kelvin] P PV=nRT Temperature in Retuin pressure of gas [universal Gas constant Volume gas no. of moles/ molecules of gas for 1 mole of any gas PU = RT (n=1) (total gas) t toteal PU = T, gas RT PV T3 T, >T2 RT Real gas and Ideal gas behaves same (Real gas) at Lew pressure and High temperature. P diy (Ideal gas) Postulates of Kindtic Theory of gases. = uxi +uyj+uzk Gas is made of small particles. (Atoms molecules) Auz like molecules of same gas are identical in all respects (maas. shape, size) molecules are constantly in random motion along Straight Line. ALL the collisions of gas molecules among themselves & with wall of container is Elastic in nature. The pressure of a gas is due to collision of molecules with wall of condainer. Pa No. of collisions of molecules per unit Area.] The Kinstic energy of a gas depends only and only upon Temperature. (Absolute) the volume occupied by gas molecules is negligible when compared to volume of gas. ARiHANT usloof [uol. of molecules.