STANDARDChemistry-Solutions
STANDARD Chemistry Colligative Properties MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The unit of ebullioscopic constant is
A
K kg mol⁻¹ or K (molality)⁻¹
B
mol kg K⁻¹ or K⁻¹ (molality)
C
kg mol⁻¹ K⁻¹ or K⁻¹ (molality)⁻¹
D
K mol kg⁻¹ or K (molality)
Correct Answer
Option A
Detailed Explanation
The ebullioscopic constant has units of K kg mol⁻¹, which indicates the change in boiling point per molal concentration of solute.
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