LiquidsMolar Enthalpy of Vaporization41Choose the best answerThe heat required to convert one mole of a liquid completely into vapour at constant temperature is called:AMolar enthalpy of vaporizationBHeat of crystallizationCHeat of fusionDHeat of sublimation Like 0 Discuss 0Share
LiquidsBoiling Point and Altitude42Choose the best answerFood generally cooks fastest at:AKarachiBQuettaCMurreeDMount Everest Like 40 Discuss 1Share1
LiquidsHydrogen Bonding in HF43Choose the best answerHF molecules associate in chains mainly because of:AHydrogen bondingBIonic bondingCMetallic bondingDCovalent bonding between separate molecules Like 0 Discuss 0Share
LiquidsDipole-Induced Dipole Forces44Choose the best answerOxygen dissolves slightly in water mainly due to:ADipole–dipole forcesBDipole-induced dipole (Debye) forcesCHydrogen bondingDIon–dipole forces Like 0 Discuss 0Share
LiquidsDistribution of Molecular Energies45Choose the best answerThe energies of molecules in a liquid are:ANot equally distributedBExactly equal for every moleculeCAlways minimum at the bottomDZero at the surface Like 0 Discuss 0Share