Dalton's law The total pressure is the sum of all the partial ressure pI ∑p=∑ n Rt RT n, nRT
Dalton’s Law • The total pressure is the sum of all the partial pressure. p V nRT n V RT V n RT p J J J J J J = = = =
Ideal gas model Molecules may be treated as point masses relative to the volume of the system Molecular collisions are elastic. i. e. kinetic ener IS gy 1s conserved Intermolecular forces of attraction and repulsion have negligible on the molecular motion
Ideal Gas Model • Molecules may be treated as point masses relative to the volume of the system. • Molecular collisions are elastic, i.e. kinetic energy is conserved. • Intermolecular forces of attraction and repulsion have negligible on the molecular motion