LiquidsEnthalpy of Vaporization21Choose the best answerThe enthalpy of vaporization of water at approximately 298 K is closest to:A79 kJ mol⁻¹B44 kJ mol⁻¹C28 kJ mol⁻¹D10 kJ mol⁻¹ Like 0 Discuss 0Share
LiquidsHydrogen Bonding and Boiling Point22Choose the best answerWhich order of boiling points is correct?AH₂O > HF > HCl > NH₃BHF > H₂O > HCl > NH₃CH₂O > HF > NH₃ > HClDHF > H₂O > NH₃ > HCl Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Liquids#Reduced-Pressure Distillation23Choose the best answerDistillation under very reduced pressure is _____ distillation (KMU MDCAT 2024)ADestructiveBFractionalCSteamDVacuum Like 2 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Liquids#Surface Tension24Choose the best answerThe phenomenon of a free-falling drop of water maintaining a spherical shape is attributed to: (MDCAT Reconduct 2023)AViscosityBCapillarityCSurface tensionDCohesion Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Liquids#Vapour Pressure25Choose the best answerWhich one of the following has higher vapour pressure?AacetoneBacetaldehydeCIsopentaneDBenzene Like 3 Discuss 0Share