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Q.
Pressure exerted by a gas is
Kinetic Theory
Solution:
Pressure exerted by a gas is given by
$P=\frac{1}{3} \frac{m n}{V} v^2$
or $P=\frac{1}{3} \rho v^{-2} $
$ \therefore P \propto \rho$
Therefore, pressure exerted by a gas is directly proportional to the density of the gas.