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why is heating water changing its volume

User Brettywhite
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8 votes

Answer:

As heat increases water begins to evaporate. Evaporation begins at 0C and is at full effect at 100C. So by increasing heat you are increasing rate of evaporation and thus more and more water molecules are lost to the gas phase reducing volume of the water.

Step-by-step explanation:

User JNevill
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