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NEET Chemistry Colligative Properties MCQ Question

Type: MCQ-numerical-Hard-Class 12

45 g of ethylene glycol (C₂H₆O₂) is mixed with 600 g of water. The freezing point of the solution is (Kf for water is 1.86 K kg mol⁻¹)

A

273.95 K

B

270.95 K

C

370.95 K

D

373.95 K

Correct Answer

Option 2

Detailed Explanation

The freezing point depression is calculated using ΔTf = iKfm. The molality is calculated, and the freezing point is found to be 270.95 K.

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