Answer to Question #81837 in General Chemistry for Divine Hope

Question #81837

What is the Heat of Vaporization if 10 g of a substance liberates 3000 Cal upon condensing at the substance boiling point?

Thanks!

Expert's answer

m= 10 g

q= 3000 cal= 12552 kj

Formula: Hf= q/m

Hv=12552 kj / 10 g= 1255,2 kj/g

Answer: 1255,2 kj/g

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