UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Gas Density#Gases76Choose the best answerWhich one of the following gases has the lowest density under room conditions? (UHS MDCAT 2023)ANeonBNitrogenCOxygenDFluorine Like 2 Discuss 0Share
GasesMean Free Path77Choose the best answerAs the pressure of a gas increases at constant temperature, its mean free path generally:ADecreasesBIncreasesCBecomes exactly zeroDRemains unchanged Like 0 Discuss 0Share
MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Gases#Pressure Units78Choose the best answerThe pressure 14.7 psi is equal to: (IBA MDCAT Reconduct 2024)A1 torrB1 pascalC1 atmD1 Nm Like 0 Discuss 0Share
GasesCharles's Law Graph and Absolute Zero79Choose the best answerA Charles's law V-versus-°C graph, when extrapolated backwards, intersects the temperature axis at approximately:A0°CB−273.15°CC100°CD+273°C Like 0 Discuss 0Share
GasesAverage Kinetic Energy of Gases80Choose the best answerIf an ideal gas expands at constant temperature, its average molecular kinetic energy:AIncreasesBDecreasesCRemains constantDBecomes zero Like 0 Discuss 0Share