A : Number of air molecules in a room in...

A : Number of air molecules in a room in winter is more than the number of molecules in the same room in summer.
R : At a given pressure and volume, the number of molecules of a given mass of a gas is directly proportional to the absolute temperature.

A

Both (A) and ( R) are true and (R ) is the correct explanation of (A)

B

Both (A) and (R ) are true and (R ) is not the correct explanation of (A)

C

(A) is true but (R ) is false

D

Both (A) and (R ) are false

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The correct Answer is:

A

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