In a 2.0 molal aqueous solution of a weak acid HX the degree of dissociation is 0.25. The freezing point of the solution will be nearest to: (`K_(f)=1.86 K kg "mol"^(-1)`)
A
`-0.26^(@)C`
B
`0.465^(@)C`
C
`-0.48^(@)C`
D
`-0.465^(@)C`
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The correct Answer is:
d
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