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12. When a liquid is heated, it eventually reaches a temperature at which the vapor pressure is large enough that bubbles form inside the body of the liquid. This temperature is called the (boiling point).
melting point:- the temperature at which the solid melts to become a liquid.
evaporation:- The process at which the substance in the liquid state is changed to the gaseous state due to the increase in pressure or temperature is called evaporation.
13.
-temperature of the liquid. A cup of hot water will evaporate more quickly than a cup of cold water.
-exposed surface area of the liquid.
-presence or absence of other substances in the liquid.
-air movement.
-concentration of the evaporating substance in the air.
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