MEDIUMMCQ SINGLENEET ChemistryPhysical ChemistrySolutionsDepression in freezing point
Kf for water is 1.86 K kg mol–1. If your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol (C₂H₆O₂) must you add to get the freezing point of the solution lowered to –2.8ºC?
A.72 g
B.93 g✓ Correct
C.39
D.27 g
Explanation
Here, 1 2 0 ( 2.8) 2.8 2.8 1.86 62 1 93.33 93 f f f T W T K M W W W g x x x
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