(Solved): Suppose that two unlike gases are injected into opposite ends of a long tube at the same time and al ...

Suppose that two unlike gases are injected into opposite ends of a long tube at the same time and allowed to diffuse toward the center. They should begin to mix a. at the end that held the heavier gas. b. between the end where the heavier gas entered and the middle. c. between the end where the lighter gas entered and the middle. d. exactly in the middle.