Which of the following best defines the pressure that an ideal gas exerts on a flat…
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Problem
Which of the following best defines the pressure that an ideal gas exerts on a flat surface?
(a) The product of the gas density and the square of the root–mean–square speed of its molecules
(b) The ratio of the perpendicular (normal) force exerted by the gas on the surface to the area of that surface
(c) The average kinetic energy of the gas molecules per unit volume of the container
(d) Twice the ratio of the perpendicular (normal) force exerted by the gas on the surface to the area of that surface