(A): For an ideal gas, at constant temperature, the product of the pressure and volume is a constant. (R): The mean square velocity of the molecules is inversely proportional to mass.

(A): For an ideal gas, at constant temperature, the product of the pre

1.	(A): For an ideal gas, at constant temperature, the product of the pressure and volume is a constant. (R): The mean square velocity of the molecules is inversely proportional to mass.
Answer» Both (A) and ( R) are true and (R ) is the CORRECT EXPLANATION of (A) Both (A) and (R ) are true and (R) is not the correct explanation of (A) (A) is true but (R ) is false Both (A) and (R ) are false ANSWER :B