SZABMU MDCAT 2025 Chemistry#Gases#Ideal and Real Gases121Choose the best answerWhich statement applies to both ideal and real gases: (SZABMU MDCAT 2025)Acollision between molecules are elasticBmolecules are in constant random motionCmolecules attract each otherDmolecules have zero size Like 0 Discuss 0Share
GasesKinetic Molecular Theory122Choose the best answerWhich of the following is a basic postulate of the Kinetic Molecular Theory?AGas molecules have significant volumeBGas molecules undergo elastic collisionsCStrong repulsive forces exist between gas moleculesDGas molecules have a definite shape Like 0 Discuss 0Share
Gasesvan der Waals Equation123Choose the best answerThe van der Waals equation for one mole of a real gas is:A(P + a/V²)(V − b) = RTB(P − a/V²)(V + b) = RTCPV = RTD(P + a)(V − b) = RT Like 0 Discuss 0Share
GasesAbsolute Zero and Kinetic Molecular Theory124Choose the best answerAccording to the classical Kinetic Molecular Theory, the kinetic energy of an ideal gas becomes zero at:A0°CB273°CC−273.15°CD100°C Like 0 Discuss 0Share
GasesKinetic Molecular Theory and Gas Pressure125Choose the best answerAccording to the Kinetic Molecular Theory, gas pressure results mainly from:ACollisions between gas molecules onlyBCollisions of gas molecules with the walls of the containerCGravitational attraction between moleculesDRepulsive forces between molecules Like 0 Discuss 0Share