The boiling point occurs when…Group of answer choicesThe vapor pressure is equal to the external pressureThe vapor pressure is lower than atmospheric pressureThe intermolecular forces are strongThe temperature of the liquid exceeds the external temperature

The normal boiling point of a liquid isQuestion 6Select one:the temperature at which the gas molecules have more kinetic energy than the molecules in the liquid.the temperature above which the substance cannot exist as a liquid regardless of the pressure.the temperature at which the liquid will usually boil.the temperature at which the vapour pressure equals 101.3 kPathe only temperature at which there can be equilibrium between liquid and gas.

Which of the following describes a boiling point?A.Phase change from a liquid to a gas occurring at a specific temperature and pressureB.Phase change from a gas to a liquid occurring at a specific temperature and pressureC.Phase change from a solid to a liquid occurring at a specific temperature and pressureD.Phase change from a solid to a gas occurring at a specific temperature and pressureSUBMITarrow_backPREVIOUS

The boiling point of a compound is the temperature at which a liquid is converted to the phase.

Water has high heat of vaporization and this is attained in its:Question 7Select one:A.vapor or steam phaseB.Before the boiling pointC.Liquid phaseD.Solid phase

The table shows the boiling points for a range of substances.What type of vaporisation will take place with water at 80 °C?Evaporation as the temperature is below the boiling point.Boiling as the temperature is below the boiling point.Evaporation as the temperature is at the boiling point.Boiling as the temperature is at the boiling point.