Mathematics · Colligative Properties
The freezing point of a solution prepared by dissolving 1.25 g of a non-electrolyte solute in 20 g of water is found to be 271.9 K. Calculate the molar mass of the solute in g mol-1. (Given: Freezing point of pure water = 273.15 K, Kf of water = 1.86 K kg mol-1)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1112.5 g mol-1
- 2105.4 g mol-1
- 396.9 g mol-1✓
- 484.2 g mol-1
Correct answer
96.9 g mol-1
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