AIIMS2013Chemistry-Colligative Properties
AIIMS 2013 Chemistry Boiling Point Elevation MCQ Question
Type: MCQ-numerical-Medium-Class 12
Boiling point of benzene is 353.23 K. When 1.8 g of non-volatile solute is dissolved in 90 g of benzene, then boiling point is raised to 354.11 K. Given K_b (benzene) = 2.53 kg mol⁻¹. The molecular mass of non-volatile substance is
A
58 g mol⁻¹
B
120 g mol⁻¹
C
116 g mol⁻¹
D
60 g mol⁻¹
Correct Answer
Option A
Detailed Explanation
Calculation of molar mass using given temperatures and weights.
Found an issue with this question?