Question

How much energy is transfered when 1 gram of water vapour at 100°C condenses to water at 100°C​

Answer 1

Q=m*lv

Lv=latent heat of vaporization=540calories

Amount of heat energy required to change state of liquid to vapour is called latent “heat of vaporization”

Here word “condenses “ means changes from vapour to liquid

Where m=mass ;given mass =1gram

Q=1*540=540calories

Answer 2

Answer:

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