Kf or water is 1.86 K kg mol–1. If you 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

Engineering

Chemistry

Intensive Extensive State and Path Function

Question

K_for water is 1.86 K kg mol^–1. If you 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 –2.8°C?

39 g

72 g

93 g

27 g

LiveFree JEE Main Previous Year Online Papers Live Free JEE Advance Previous Year Online Papers

College PredictorLive

Know your College Admission Chances Based on your Rank/Percentile, Category and Home State.

Get your JEE Main Personalised Report with Top Predicted Colleges in JoSA

${ΔT}_{f} = K_{f} \times m or 2 .8 = 1 .86 \times \frac{W / 62}{1}$

$∴$ W = 93

Please subscribe our Youtube channel to unlock this solution.