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0.65 g naphthalene (C(10)H(8)) was disso...

0.65 g naphthalene `(C_(10)H_(8))` was dissolved in 100 g methyl acetate. Elevation in boiling point of methyl acetate solution was `0.103^(@)C`. If boiling point of pure methyl acetate is `57^(@)C`, its molar heat of vaporisation will be:

A

8.96 kcal `mol^(-1)`

B

7.946 kcal `mol^(-1)`

C

6.24 kcal `mol^(-1)`

D

15.65 kcal `mol^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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