During an effusion experiment, oxygen gas passed through a tiny hole 2.5 times faster than the same number of moles of another gas under the same conditions, what is the molar mass of the unknown gas?
1 Answer
Sep 15, 2016
Explanation:
This problem can be solved using Graham's Law of Effusion. Graham discovered that the effussion rate of a gas is inversely proportional to the square root of its molar mass.
Let's use this to solve the problem.