JEE Main 2012 Chemistry question

for water is 1.86 K kg . If your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol () must you add to get the freezing point of the solution lowered to −2.8°C ?

• (1)72 g
• (2)93 gCorrect
• (3)39 g
• (4)27 g