The quantity of heat that changes unit mass of a liquid completely into gas at its boiling point without any change in its temperature is called itsOptions:Alatent heat of pressureBlatent heat of vaporizationClatent heat of fusion latent heat of energyDNone of thesePreviousFinish
Question
The quantity of heat that changes unit mass of a liquid completely into gas at its boiling point without any change in its temperature is called itsOptions:Alatent heat of pressureBlatent heat of vaporizationClatent heat of fusion latent heat of energyDNone of thesePreviousFinish
Solution
The correct answer is B: latent heat of vaporization. This term refers to the amount of heat needed to change a unit mass of a liquid into a gas at its boiling point without any change in temperature.
Similar Questions
What is the latent heat of fusion?A. The heat required to change a substance from liquid to gas at its boiling pointB. The heat released when a substance changes from liquid to solidC. The heat required to change a substance from solid to liquid at its melting pointD. The heat required to raise the temperature of a substance by one degree Celsius
Energy supplied to convert unit mass of substance from solid to liquid state at its melting point is called*1 point(a) Latent heat of fusion(b) Evaporation(c) Solidification(d) Latent heat of fission
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Latent heat of vaporization isthe amount of heat required to raise the temperature of a 1 kg of a substance by 1 Kthe amount of heat required to raise the temperature of a substance by 1 Kthe amount of heat required to change the phase of a substance from solid to liquid without any change in temperaturethe amount of heat required to change the phase of a substance from liquid to gas without any change in temperature
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