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Choose the only correct statement from t...

Choose the only correct statement from the following:

A

The pressure of a gas is equal to the total kinetic energy of the molecuels in a unit volume of the gas.

B

The product of pressure and volume of a gas is always constant.

C

The averge kinetic energy of molecules of a gas is proportional to its absolute temperature.

D

The average kinetic energy of molecuels of a gas is proportional to the square root of its absolute temperature.

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The correct Answer is:
C
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