A bicyclist, initially at rest, begins pedaling and gaining speed steadily for 5.30s during which she covers 36.0m. What was her final speed?

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?