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How much heat is required to vapourize 50g of liquid water at 40 C to steam...

How much heat is required to vapourize 50g of liquid water at 40 C to steam at 120 C?

c (H2O, I) = 4.184 J g-1 C-1 c (H2O, g) = 2.080 j g-1 C-1

A) 50.7 KJ

B) 107 KJ

C) 217 KJ

D) 127 KJ

E) 89.7 KJ

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Correct option is D.

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