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12th Grade
Chemistry
Solutions
Question
Boiling point of chloroform was raised by 0.323 K, when 0.5143 g of anthracene was dissolved in 35 g of chloroform. Molecular mass of
anthracene is
(
= 3.9
kg mol
-1
)
Options:
A
.
 79.42 g/mol
B
.
 132.32 g/mol
C
.
 177.42 g/mol
D
.
 242.32 g/mol
Answer: Option C
:
C
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