Chemistry

Problem

500 \text{ cm}^3

of water,

3.0 \times 10^{-3} \text{ kg}

of acetic acid is added. If 23% of acetic acid is dissociated, what will be the depression in freezing point?

K_f

and density of water are

1.86 \text{ K kg mol}^{-1}

and

0.997 \text{ g cm}^{-3}

respectively. (IIT 2000)