# How many grams of methyl alcohol should be added to 10 litre

Question:

How many grams of methyl alcohol should be added to 10 litre tank of water to prevent its freezing

at 268 K ?

$\left(\mathrm{K}_{f}\right.$ for water is $1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$ )

1.  899.04 g

2.  886.02 g

3.  868.06 g

4. 880.07 g

Correct Option: , 2

Solution: