Assertion (A) : When two non-reactive gases are allowed to mix, the gas molecules migrate from region of higher concetration to a region of lower concentration. Reason (R) : The property of gas which involves the movement of the gas molecules through another gases is called Effusion.

Assertion (A) : When two non-reactive gases are allowed to mix, the ga

1.	Assertion (A) : When two non-reactive gases are allowed to mix, the gas molecules migrate from region of higher concetration to a region of lower concentration. Reason (R) : The property of gas which involves the movement of the gas molecules through another gases is called Effusion.
Answer» Bothe (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) true but (R) false. Both (A) and (R) are false. Answer :C