question_answer

How much amount of NaCl should be added to 600 g of water \[\left( \rho =1.00\text{ }g/mL \right)\] to decrease the freezing point of water to \[\,0.2{}^\circ C\]? ________. (The freezing point depression constant for water\[=\text{ }2\text{ }K\text{ }kg\text{ }mo{{l}^{1}}\]) [JEE MAIN Held on 09-01-2020 Morning]

Answer:

1.76