A solution of urea (mol. mass 56 g mol⁻¹) boils at 100.18°C at the atmospheric pressure. If kf and kb for water are 1.86 and 0.512 K kg mol⁻¹ respectively, the above solution will freeze at:
A
-6.54°C
B
-65.4°C
C
65.4°C
D
-0.654°C

Question

A solution of urea (mol. mass 56 g mol⁻¹) boils at 100.18°C at the atmospheric pressure. If kf and kb for water are 1.86 and 0.512 K kg mol⁻¹ respectively, the above solution will freeze at:

Accepted Answer

-0.654°C

Answer

-6.54°C

Answer

-65.4°C

Answer

65.4°C

AIPMT PRELIMS 2005 Chemistry Colligative Properties MCQ Question

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