Question

What is the physical significance of hfg? can it be obtained from a knowledge of hf and hg? how?

Answer 1

Answer:

Hfg is the amount of energy required to vaporize a given amount of saturated liquid. A saturated liquid is one which is about to vaporize, so it has both liquid and gaseous components, which have enthalpies hf and hg respectively.

Answer 2

Answer:

Hfg is the amount of energy required to vaporize a given amount of saturated liquid. A saturated liquid is one which is about to vaporize, so it has both liquid and gaseous components, which have enthalpies hf and hg respectively.

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