A container in the shape of a cube 10.4 cm on each edge contains air (with equivalent molar mass 28.9 g/mol) at atmospheric pressure and temperature 293 K.
(a) Find the mass of the gas. Your response is off by a multiple of ten. kg
(b) Find the gravitational force exerted on it.
(c) Find the force it exerts on each face of the cube.
(d) Why does such a small sample exert such a great force?