Chloroform, CHCI3, boils at 61.7oC. If the Kb for chloroform is 3.63oC/molal, what is the boiling point of a solution of 15.0 kg of CHCl3 and 0.616 kg of acenaphthalene, C12H10 ?

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61.9

62.0

52.2

62.67

answer is D.

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Detailed Solution

ΔTb=Kb⋅m⇒3.63×0.616/15415×1000Tb=61.7+0.968⇒62.67∘C

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