$Assertion :$ The total translational kinetic energy of all the molecules of a given mass of an ideal gas is $1.5$ times the product of its pressure and its volume.
$Reason :$ The molecules of a gas collide with each other and the velocities of the molecules change due to the collision.
$Reason :$ The molecules of a gas collide with each other and the velocities of the molecules change due to the collision.
AIIMS 2013, Easy
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