Assertion: In a mixture of gases at a fixed temperatue, the heavier molecule has the lower average speed. Reason: Temperature of a gas is a measure of the average kinetic energy of a molecule.

Assertion: In a mixture of gases at a fixed temperatue, the heavier mo

1.	Assertion: In a mixture of gases at a fixed temperatue, the heavier molecule has the lower average speed. Reason: Temperature of a gas is a measure of the average kinetic energy of a molecule.
Answer» If both assertion and REASON are true and reason is the correct explanation os assertion. If both assertion and reason are true but reason is not be correct explanation of assertion. If assertion is true but reason is FALSE. If both assertion and reason are false. ANSWER :B